WorldCat will give you citation help. After an individual record has been brought up, click on "Cite This Item”. The record is presented in APA, Chicago, Harvard, MLA and Turabian citation styles.
Selected Websites:
Examples of different citation styles (APA, Turabian, MLA, Chicago, AMA) from Long Island University
Citation guides for the American Anthropological Association (AAA), American Psychological Association (APA), Chicago (Turabian), and Modern Language Association (MLA). Website produced by Seattle Central Community College.
This site offers tutorials on avoiding plagiarism, citing sources and copyright law. Website is from the Writing Center at the University of Maine, Farmington.