When you search online for information, the results you get depend on the words and/or combinations of words you use. Search engines, library catalogs & databases recognize the words you type into the search box.
Before you can begin searching for information in a print or online resource, you need to identify keywords related to your topic.
Key terminology can be easily be found by scanning:
If you are still struggling, then try these suggestions:
Credits
JWU Denver Campus Library
Pfau Library, University of California, San Bernadino
You can do a subject search even if you don't know what subject heading(s) are used to describe your topic.
All you have to do is find one really good item on your topic and look at its subject headings.
A good strategy is: