Chicago Style Footnoting Guide
When you are doing footnotes the first time you cite a source you use the full citation, given below next to the number one. If you cite that source again you may use the shortened footnote, which is given below next to the number two.
1. First name Last name, Title of Book (City of publication: Publisher, date of publication), page number where info was found.
2. Last Name, Shortened Title, page number where info was found.
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.
Pollan, Michael. The Omnivore’s Dilemma: A Natural History of Four Meals. New York: Penguin, 2006.
Two or more authors
1. First Name Last Name and First Name Last Name, Title of Book (City of Publication: Publisher, date of publication), page were information was found
2. Last Name and Last Name, Shortened Title, page where information was found
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.
Ward, Geoffrey C., and Ken Burns. The War: An Intimate History, 1941–1945. New York: Knopf, 2007.
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 . . .
Article in a print journal
In a note, list the specific page numbers consulted, if any. In the bibliography, list the page range for the whole article.
1. First Name Last Name, “Title of Article,” Title of Journal volume number (Date of publication): pages were information was found.
2. Last Name, “Shortened title of article,” pages where information was found.
1. Joshua I. Weinstein, “The Market in Plato’s Republic,” Classical Philology 104 (2009): 440.
2. Weinstein, “Plato’s Republic,” 452–53.
Weinstein, Joshua I. “The Market in Plato’s Republic.” Classical Philology 104 (2009): 439–58.
Article in an online journal
Include a DOI (Digital Object Identifier) if the journal lists one. A DOI is a permanent ID that, when appended to http://dx.doi.org/ in the address bar of an Internet browser, will lead to the source. If no DOI is available, list a URL. Include an access date only if one is required by your publisher or discipline.
1. Gueorgi Kossinets and Duncan J. Watts, “Origins of Homophily in an Evolving Social Network,” American Journal of Sociology 115 (2009): 411, accessed February 28, 2010, doi:10.1086/599247.
2. Kossinets and Watts, “Origins of Homophily,” 439.
Kossinets, Gueorgi, and Duncan J. Watts. “Origins of Homophily in an Evolving Social Network.” American Journal of Sociology 115 (2009): 405–50. Accessed February 28, 2010. doi:10.1086/599247.
Newspaper Articles in a Database
1. Title. "Title of article." Date published. Date of access. Website URL.
2. Title. “Title of article.”