The Citing Your Sources research guide provides information on why you should cite your sources, plagiarism and how to avoid common mistakes, as well as a list of style manuals. A selected list of style manuals are listed below.
The Chicago Manual of Style Online
Also in print: 16th ed. Z253 .U69 2010 Reference Desk
MLA Handbook for Writers of Research Papers. 7th ed.
In print: LB2369 .G53 2009 Reference Desk
See the Purdue Online Writing Lab MLA Formatting and Style Guide for some online help.
Publication Manual of the American Psychological Association. 6th ed.
In print: BF76.7 .P83 2010 Reference Desk
See the Purdue Online Writing Lab APA Formatting and Style Guide for some online help.
For examples and help, see the Purdue Online Writing Lab -- Research & Citation Resource
Emory library also provides a guide to citation.
If you are not sure which citation style to use, this guide has helpful advice structured by discipline. You may also want to check with the intended recipient of your work to see if they have specific style requirements.