Evaluating the sources you find is a crucial step in the process of scholarly research. The questions you ask about books, periodical articles, or multimedia sources are similar whether you're looking at a citation to the item or have the item in hand.
How to Critically Analyze Information Sources.
Lists some of the critical questions you should ask when you consider the appropriateness of a particular book, article, media resource, or Web site for your research.
Evaluating Web Resources
Lists ways to analyze the Web sites you find.