Abstracts: When finding works to cite be sure to avoid using abstracts. Abstracts are merely summaries of the article and will not be accepted as a proper resource.
Peer-Reviewed Sources: For projects that require sources, be sure to use peer-reviewed or scholarly articles. These can be found my using the databases and selecting "peer-reviewed" from the field limiters. For more clarification follow the link below.
Search Strategies: Don't know how to start researching? Use this guide to help develop your search strategy.
Though you can't cite from Wikipedia, you can still use it to your advantage; this video will show you how!