One author

1. Michael Pollan, The Omnivore’s Dilemma: A Natural History of Four Meals (New York: Penguin, 2006), 99–100.
2. Pollan, Omnivore’s Dilemma, 3.

Two or more authors

1. Geoffrey C. Ward and Ken Burns, The War: An Intimate History, 1941–1945 (New York: Knopf, 2007), 52.
2. Ward and Burns, War, 59–61.

For four or more authors, list all of the authors in the bibliography; in the note, list only the first author, followed by et al. (“and others”):

1. Dana Barnes et al., Plastics: Essays on American Corporate Ascendance in the 1960s . . .
2. Barnes et al., Plastics . . .

Editor, translator, or compiler instead of author

1. Richmond Lattimore, trans., The Iliad of Homer (Chicago: University of Chicago Press, 1951), 91–92.
2. Lattimore, Iliad, 24.

Editor, translator, or compiler in addition to author

1. Gabriel García Márquez, Love in the Time of Cholera, trans. Edith Grossman (London: Cape, 1988), 242–55.
2. García Márquez, Cholera, 33.

Chapter or other part of a book

1. John D. Kelly, “Seeing Red: Mao Fetishism, Pax Americana, and the Moral Economy of War,” in Anthropology and Global Counterinsurgency, ed. John D. Kelly et al. (Chicago: University of Chicago Press, 2010), 77.
2. Kelly, “Seeing Red,” 81–82.

Chapter of an edited volume originally published elsewhere (as in primary sources)

1. Quintus Tullius Cicero, “Handbook on Canvassing for the Consulship,” in Rome: Late Republic and Principate, ed. Walter Emil Kaegi Jr. and Peter White, vol. 2 of University of Chicago Readings in Western Civilization, ed. John Boyer and Julius Kirshner (Chicago: University of Chicago Press, 1986), 35.
2. Cicero, “Canvassing for the Consulship,” 35.

Preface, foreword, introduction, or similar part of a book

1. James Rieger, introduction to Frankenstein; or, The Modern Prometheus, by Mary Wollstonecraft Shelley (Chicago: University of Chicago Press, 1982), xx–xxi.
2. Rieger, introduction, xxxiii.

Book published electronically
If a book is available in more than one format, cite the version you consulted. For books consulted online, list a URL; include an access date only if one is required by your publisher or discipline. If no fixed page numbers are available, you can include a section title or a chapter or other number.

1. Jane Austen, Pride and Prejudice (New York: Penguin Classics, 2007), Kindle edition.
2. Philip B. Kurland and Ralph Lerner, eds., The Founders’ Constitution (Chicago: University of Chicago Press, 1987), accessed February 28, 2010, http://press-pubs.uchicago.edu/founders/.
3. Austen, Pride and Prejudice.
4. Kurland and Lerner, Founder’s Constitution, chap. 10, doc. 19.