These basic, full-text databases are good for all subjects. Start with these. Additional resources might be listed in the box to the right if your professor recommends searching for specific subjects or other types of information.
This database is recommended for use in this subject area.
For further information on government issues and policies, here are some extra resources to search.
Government Publication Office: http://catalog.gpo.gov/F
These are the best sources to search for topics and to get your research started. Loads of information and scholarly content.