This guide to Chicago Style from the OWL at Purdue explains the Notes Bibliography style for Chicago and shows examples for formatting a research paper and its citations. It also has a brief section on Author Date style.
If you can't get a copy of the book, this brief guide from the publisher's website gives you the basics of the style for both Notes Bibliography and Author Date.
Common Hisory Paper Citations (using Turabian/Chicago style)
Chapter or other part of a book
Footnote:
5. Andrew Wiese, “‘The House I Live
In’: Race, Class, and African American Suburban Dreams in the
Postwar United States,” in The New Suburban History, ed.
Kevin M. Kruse and Thomas J. Sugrue (Chicago: University of Chicago
Press, 2006), 101–2.
Bibliography entry:
Wiese, Andrew. “‘The House I Live In’:
Race, Class, and African American Suburban Dreams in the Postwar
United States.” In The New Suburban History, edited
by Kevin M. Kruse and Thomas J. Sugrue, 99–119. Chicago: University
of Chicago Press, 2006.
Chapter of an edited volume originally published elsewhere (as in primary
sources)
Footnote:
8. 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.
Bibliography entry:
Cicero, Quintus Tullius. “Handbook on Canvassing
for the Consulship.” In Rome: Late Republic and Principate, edited
by Walter Emil Kaegi Jr. and Peter White. Vol. 2 of University
of Chicago Readings in Western Civilization, edited by John Boyer
and Julius Kirshner, 33–46. Chicago: University of Chicago
Press, 1986. Originally published in Evelyn S. Shuckburgh, trans., The
Letters of Cicero, vol. 1 (London: George Bell & Sons, 1908).
Preface, foreword, introduction, or similar part of a book
Footnote:
17. James Rieger, introduction to Frankenstein;
or, The Modern Prometheus, by Mary Wollstonecraft Shelley (Chicago:
University of Chicago Press, 1982), xx–xxi.
Bibliography entry:
Rieger, James. Introduction to Frankenstein;
or, The Modern Prometheus, by Mary Wollstonecraft Shelley,
xi–xxxvii. Chicago: University of Chicago Press, 1982.