Citing Sources

Different disciplines have different ways of formatting research papers and citing sources. Check with your Professor to be sure you're using the preferred style for your course.

Citation Help

• The OWL: The Purdue Online Writing Lab—This is a great resource for learning about style and citation in writing research papers.
• Research and Documentation Online—Diana Hacker is a trusted source for all of your style and citation questions, and this is her site.
• Knight Citation Creation Tool—This tool will help you create properly formatted citations in MLA, APA, or Chicago format.
• Turabian Quick Guide—This resource shows how to format the Turabian versions of Chicago style.

Style Guides

ACS (American Chemical Society)

• The ACS Style Guide at Penrose
• The William College Libraries' guide to ACS

APA (American Psychological Association

• APA Publication Manual at Penrose

ASA (American Sociological Association)

• ASA Style Guide at Penrose

CBA (Council of Biology Editors)

• CBE Style Manual at Penrose

Chicago Manual of Style & Turabian

• Chicago Manual at Penrose
• Turabian guide at Penrose

MLA (Modern Language Association)

• MLA Style Manual at Penrose
• Frequently Asked Questions about the MLA Style Guide