From the UC Berkeley Library:
From Libraries and Transliteracy:
Crap Detection, A 21st Century Literacy - The CRAP test is a way to evaluate a source based on the following criteria: Currency, Reliability, Authority and Purpose/Point of View.
Use this link to find free and authoritative information from the United States government: USA.gov
Google Scholar allows you to search the web for a variety of written work from a variety of academic sources. You can set up the Scholar Preferences to show in your results when an item is available through USD; follow the Scholar Preferences link to the Library Links section on the page. When you access Google Scholar through the link below, that preference is already set.
For more tips on using Google Scholar, check out our Google Scholar LibGuide.