Include the chapter author’s surname and the year of publication.
The idea has been discussed in detail (Kivelson 2017).
Cite a chapter from an edited book using the Chicago Author-Date style.
Author Last, First. Year. "Title of Chapter." In Title of Book, edited by Editor First Last. Place of Publication: Publisher. https://doi.org/xxxxx 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 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 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 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. 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.
Include the chapter author’s surname and the year of publication.
The idea has been discussed in detail (Kivelson 2017).
When the author appears in the sentence, place only the year in parentheses.
Kivelson (2017) describes the early development of mapping practices.
List both authors joined by and.
(Waugh and Maier 2017)
Use and between author names in running text.
Waugh and Maier (2017) examine early systems of foreign news gathering.
Use the first author’s surname followed by et al.
(Becker et al. 2025)
Apply the same shortened form in the sentence.
Becker et al. (2025) analyze patterns of online antisemitic discourse.
Use the full organization name as it appears in the reference list.
(World Health Organization 2018)
Spell out the organization name in the sentence.
World Health Organization (2018) emphasizes clear risk communication.
Use a shortened form of the chapter title in quotation marks.
("Introduction" 2016)
Place the year in parentheses after the title.
"Introduction" (2016) outlines the structure of the volume.
Add page numbers after the year, separated by a comma.
(Kivelson 2017, 45–47)
Include the page number inside the same parentheses as the year.
Kivelson (2017, 46) notes the political significance of these maps.
Always use the chapter author, even when the book has editors.
(Franklin 2017)
Use the book author or editor only when the whole book is cited.
(Franklin and Bowers 2017)
Add letters to the year to distinguish multiple chapters by the same author.
(Smith 2020a)
(Smith 2020b)
Use the same lettered year format in running text.
Smith (2020a)
Smith (2020b)
Separate sources with semicolons and list them alphabetically.
(Franklin 2017; Kivelson 2017)
Multiple chapters are often discussed in separate sentences for clarity.
In Chicago Author-Date, a chapter reference starts with the chapter author. The editor belongs after the book title, introduced with edited by.
✕ 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
✓ 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
Chicago Author-Date reference lists use full first names when available. Initials are typical of APA, not Chicago.
✕ 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.
✓ 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.
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.
✕ 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.
✓ 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.
In Chicago, the chapter title is not italicized. Italics are reserved for the book title.
✕ 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.
✓ 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.
Chapter titles in Chicago Author-Date references appear in quotation marks. This helps distinguish the chapter from the book title.
✕ 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
✓ 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 style uses headline-style capitalization for titles in the reference list. Capitalize major words in both chapter and book titles.
✕ 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.
✓ 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.
When a DOI is available, include it as a URL. Do not add a period after the DOI.
✕ 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.
✓ 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
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.