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Chicago Author-Date Book Chapter Citation

Cite a chapter from an edited book using the Chicago Author-Date style.

Journal article
Example result
Watson, J. D., & Crick, F. H. C. (1953). Molecular structure of nucleic acids: A structure for deoxyribose nucleic acid. Nature, 171(4356), 737–738. https://doi.org/10.1038/171737a0
Source data complete
Chicago 17th (Author-Date)
Watson, James D., and Francis H. C. Crick. “Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid.” Nature, vol. 171, no. 4356, 1953, pp. 737–738. DOI: 10.1038/171737a0.
Source data complete
Chicago 17th (Author-Date)
Watson, James D., and Francis H. C. Crick. 1953. “Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid.” Nature 171 (4356): 737–38. https://doi.org/10.1038/171737a0.
Source data complete

Chicago Format for Book Chapter References
17th Edition Author-Date

Author Last, First. Year. "Title of Chapter." In Title of Book, edited by Editor First Last. Place of Publication: Publisher. https://doi.org/xxxxx
Author (of the chapter)
  • List the chapter author or authors in the order shown in the chapter.
  • Write each author as last name, first name.
  • For two authors, include both names.
  • For three or more authors, list all authors.
Year
  • Use the year of publication for the book that contains the chapter.
  • Place the year right after the author name or names.
Title of chapter
  • Put the chapter title in quotation marks.
  • Use headline style capitalization for the chapter title.
  • End the chapter title with a period inside the quotation marks.
Title of book
  • Introduce the book information with In.
  • Write the book title in italics.
  • Use headline style capitalization for the book title.
  • If the book has an edition or volume that must be included, place it after the book title.
Editor or editors
  • After the italicized book title, add edited by and list the editor or editors.
  • Write editor names as first name last name.
  • If there is more than one editor, list each editor name and separate names with commas.
Place of publication and publisher
  • After the editor statement, add the place of publication, followed by a colon, then the publisher name.
  • Use the city of publication as the place. Include the state or country only when it is needed for clarity.
  • End this part with a period.
DOI or URL
  • If a DOI is available, include it in URL form (for example, https://doi.org/...).
  • If there is no DOI and the chapter is available online, include a stable URL that readers can use.
  • End the reference with the DOI or URL, without adding a period after it.

Chicago Author-Date Book Chapter Examples

Use this format for a chapter or section in an edited book. In Chicago Author-Date, the chapter title is in quotation marks, the book title is italic, and the entry includes In + editor(s) + optional page range. Add a DOI (preferred) or a stable URL when available.

One chapter author (basic)

Start with the chapter author and year, then the chapter title in quotes. After that, add In + book title + editor(s), with an optional page range, followed by place and publisher.
Example:
Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/OBP.0122.01

Two chapter authors + multiple editors

List both chapter authors in the author position. For editors, spell out edited by and list all editors named on the book. If you include a chapter page range, place it after the editors.
Example:
Waugh, Daniel C., and Ingrid Maier. 2017. "Muscovy and the European Information Revolution: Creating the Mechanisms for Obtaining Foreign News." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 77–112. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/OBP.0122.03

eBook chapter with DOI (preferred)

If a chapter has a DOI, include it at the end as a URL. Keep the rest of the entry the same as print. Do not add a period after the DOI.
Example:
Feldman, Anna. 2025. "Discussion Trees on Social Media: Antisemitic Text-Image Relations in the Context of the Hamas Terror Attack on 7 October 2023." In Antisemitism in Online Communication, edited by Matthias J. Becker, Luca Ascone, Max Placzynta, and Johannes Vincent, 185–204. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/obp.0406.07
Use the DOI when available. If there is no DOI, use a stable URL that leads directly to the chapter or book record.

Chapter written by an editor

If an editor also authored a chapter, list that person in the author position for the chapter. Still include the full editor list after In.
Example:
Franklin, Simon. 2017. "Information in Plain Sight: The Formation of the Public Graphosphere." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 314–368. Cambridge, UK: Open Book Publishers.
If you add a URL or DOI, make sure it points to the correct chapter or to a stable landing page for the chapter.

In-Text Citations

In Chicago Author-Date style, in-text citations for a book chapter are based on the chapter author and publication year. Editors and book titles do not appear in the in-text citation. Chicago uses a single in-text format that places the author and year in parentheses, with page numbers added when quoting or referring to a specific passage.

Basic citation format

Standard parenthetical citation

Include the chapter author’s surname and the year of publication.

The idea has been discussed in detail (Kivelson 2017).

Author mentioned in text

When the author appears in the sentence, place only the year in parentheses.

Kivelson (2017) describes the early development of mapping practices.

Two authors

Parenthetical citation

List both authors joined by and.

(Waugh and Maier 2017)

Author mentioned in text

Use and between author names in running text.

Waugh and Maier (2017) examine early systems of foreign news gathering.

Three or more authors

Standard format

Use the first author’s surname followed by et al.

(Becker et al. 2025)

Author mentioned in text

Apply the same shortened form in the sentence.

Becker et al. (2025) analyze patterns of online antisemitic discourse.

Organization as author

Parenthetical citation

Use the full organization name as it appears in the reference list.

(World Health Organization 2018)

Author mentioned in text

Spell out the organization name in the sentence.

World Health Organization (2018) emphasizes clear risk communication.

No author

Parenthetical citation

Use a shortened form of the chapter title in quotation marks.

("Introduction" 2016)

Title mentioned in text

Place the year in parentheses after the title.

"Introduction" (2016) outlines the structure of the volume.

Citing specific pages

Page reference

Add page numbers after the year, separated by a comma.

(Kivelson 2017, 45–47)

Author mentioned in text

Include the page number inside the same parentheses as the year.

Kivelson (2017, 46) notes the political significance of these maps.

Chapter vs. whole book

Citing a chapter

Always use the chapter author, even when the book has editors.

(Franklin 2017)

Citing the entire book

Use the book author or editor only when the whole book is cited.

(Franklin and Bowers 2017)

Same author, same year

Lettered years

Add letters to the year to distinguish multiple chapters by the same author.

(Smith 2020a)

(Smith 2020b)

Author mentioned in text

Use the same lettered year format in running text.

Smith (2020a)

Smith (2020b)

Multiple chapters in one citation

Combined citation

Separate sources with semicolons and list them alphabetically.

(Franklin 2017; Kivelson 2017)

Narrative approach

Multiple chapters are often discussed in separate sentences for clarity.

Quick Checklist

Common Mistakes & How to Fix Them

Mistake 1

Using the editor as the author

In Chicago Author-Date, a chapter reference starts with the chapter author. The editor belongs after the book title, introduced with edited by.

Wrong

Franklin, Simon, ed. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, 23–58. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/OBP.0122.01

Correct

Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/OBP.0122.01

Mistake 2

Using initials for first names in the reference list

Chicago Author-Date reference lists use full first names when available. Initials are typical of APA, not Chicago.

Wrong

Kivelson, V. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Correct

Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Mistake 3

Putting the year in parentheses in the reference list

In Chicago Author-Date references, the year is written as a plain number after the author name. Parentheses around the year are an APA convention.

Wrong

Waugh, Daniel C., and Ingrid Maier. (2017). "Muscovy and the European Information Revolution: Creating the Mechanisms for Obtaining Foreign News." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 77–112. Cambridge, UK: Open Book Publishers.

Correct

Waugh, Daniel C., and Ingrid Maier. 2017. "Muscovy and the European Information Revolution: Creating the Mechanisms for Obtaining Foreign News." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 77–112. Cambridge, UK: Open Book Publishers.

Mistake 4

Italicizing the chapter title

In Chicago, the chapter title is not italicized. Italics are reserved for the book title.

Wrong

Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Correct

Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Mistake 5

Leaving out quotation marks around the chapter title

Chapter titles in Chicago Author-Date references appear in quotation marks. This helps distinguish the chapter from the book title.

Wrong

Feldman, Anna. 2025. Discussion Trees on Social Media: Antisemitic Text-Image Relations in the Context of the Hamas Terror Attack on 7 October 2023. In Antisemitism in Online Communication, edited by Matthias J. Becker, Luca Ascone, Max Placzynta, and Johannes Vincent, 185–204. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/obp.0406.07

Correct

Feldman, Anna. 2025. "Discussion Trees on Social Media: Antisemitic Text-Image Relations in the Context of the Hamas Terror Attack on 7 October 2023." In Antisemitism in Online Communication, edited by Matthias J. Becker, Luca Ascone, Max Placzynta, and Johannes Vincent, 185–204. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/obp.0406.07

Mistake 6

Using sentence case for titles

Chicago style uses headline-style capitalization for titles in the reference list. Capitalize major words in both chapter and book titles.

Wrong

Kivelson, Valerie. 2017. "Early mapping: The tsardom in manuscript." In Information and empire: Mechanisms of communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Correct

Kivelson, Valerie. 2017. "Early Mapping: The Tsardom in Manuscript." In Information and Empire: Mechanisms of Communication in Russia, 1600–1854, edited by Simon Franklin and Katherine Bowers, 23–58. Cambridge, UK: Open Book Publishers.

Mistake 7

Formatting the DOI as "doi:" or adding a period after it

When a DOI is available, include it as a URL. Do not add a period after the DOI.

Wrong

Feldman, Anna. 2025. "Discussion Trees on Social Media: Antisemitic Text-Image Relations in the Context of the Hamas Terror Attack on 7 October 2023." In Antisemitism in Online Communication, edited by Matthias J. Becker, Luca Ascone, Max Placzynta, and Johannes Vincent, 185–204. Cambridge, UK: Open Book Publishers. doi:10.11647/obp.0406.07.

Correct

Feldman, Anna. 2025. "Discussion Trees on Social Media: Antisemitic Text-Image Relations in the Context of the Hamas Terror Attack on 7 October 2023." In Antisemitism in Online Communication, edited by Matthias J. Becker, Luca Ascone, Max Placzynta, and Johannes Vincent, 185–204. Cambridge, UK: Open Book Publishers. https://doi.org/10.11647/obp.0406.07

Chicago Author-Date Book Chapter Citation FAQ

For a chapter in an edited book, start with the chapter author and year. Then give the chapter title in quotation marks, followed by “In” and the italicized book title, the editor name(s) introduced with “edited by,” and finally the publisher.

Author Last, First. Year. “Chapter Title.” In Book Title, edited by Editor First Last. Publisher.