Citation Management Tools

Citation tools offer a better way to collect, store, and manage reference information, research notes, and documents. They work with your word processor to manage in-text citations and to build bibliographies in nearly any format. Find more information on the Citation Tools FAQ.

Need help with Zotero or other citation tools? Email Anna Assogba: assogba@fas.harvard.edu or Emily Bell emilybell@fas.harvard.edu.

Citation and Writing Guidance

Chicago Style Guides

Chicago Manual of Style Online (18th ed.)
Chicago Manual of Style Online (17th ed.)
HOLLIS Record for print version 

Ohio State University Libraries’ Chicago Manual of Style form guide contains samples of scientific and humanities styles and electronic resource citation.

This Bowdoin College Library's Chicago-Style Citations guide helps cite Facebook, Twitter, e-mails and more.

General Citation Guidance

Evidence explained: citing history sources from artifacts to cyberspace (print only), by Elizabeth Shown Mills. Baltimore, MD: Genealogical Pub. Co., 2007, 885 p. 

Harvard Guide to Using Sources is a guide produced by the Expository Writing Program.

University of Wisconsin Writing Center Writer’s Handbook offers links to examples of notes for articles, books, interviews, performances, secondary sources, unpublished material, with first, second and subsequent references. Also provides a link to information on bibliographies and sample entries.

The Columbia guide to online style (online access via Internet Archive) by Janice R. Walker. New York: Columbia University Press, 2006.

History Writing Guides

Writing guides (including guides for senior thesis writers and guides to disciplines like history) - produced by the Harvard College Writing Center

The Writing Center can help Harvard undergraduates with any aspect of your writing. From structuring your paper to forming an argument, they can help you do it all.

The Modern Researcher by Jacques Barzun is a handbook for academic writing and research with a focus on history. Online access via Internet Archive