The Chicago Manual of Style (online). 15th ed. Chicago: U of Chicago, 1993. (Olin Reference Desk Z 253 U69x 2003; also Uris) "A standard work, thoroughly revised and updated, which serves as a how-to book for authors and editors. The basics online: Chicago Manual of Style.
Turabian, Kate L. A Manual for Writers of Term Papers, Theses, and Dissertations. 5th ed. Chicago: U Chicago P, 1987. (Uris and Olin Reference PE 1478 T92 1987) A newly revised and expanded version by B. Honigsblum, of Kate Turabian's standard guide for student writers. online version
ZoteroBib is a free, quick, and easy bibliography and citation maker that saves time and trouble.
Add sources using the ZoteroBib search box. Then, copy and paste the complete bibliography (or footnotes or in-text citations) into your paper in the citation style of your choice. (Note: As great as ZoteroBib is, it isn't perfect. Check your citations carefully using citation style guides or ask a librarian.)