Don't know where to start?
Knowledge is of two kinds: we know a subject ourselves, or we know where we can find information upon it. -- Samuel Johnson (1709 - 1784)
For an introduction to concepts and ideas for research topics, the following electronic reference sources can be useful.
CQ Researcher Online
Full-text weekly topical reports. Focuses on topics considered newsworthy or issues of broad interest to the general public. This is a good source for overviews of current topics.
Gale Virtual Reference Library
Includes topical overviews; essays; book chapters; primary documents; specialized encyclopedia articles, and other sources. This is a good source for background information, overviews, references, terms, and ideas for topics.
Sage Knowledge
Includes specialized encyclopedia articles written by experts in the respective topical areas. This is a good source for background information, overviews, references, terms, and ideas for topics.