Academic Search Ultimate (A) A partly full-text article and indexing database that covers almost all subjects. Includes academic or scholarly journal articles, plus magazine and newspaper articles. Limit to full-text results to make it easier.
Academic OneFile (A). very similar to above with some different titles and a different look and feel. Note the filters at the top of the results page: choose Academic Journals, Magazines, Books, etc.
JSTOR (J). A huge, full-text article and book chapter database. Last few years of publication are not included. Good especially for research in literature and history.
Ebook Central (E) A huge database of electronic books. Just follow the links to log in, and look at the table of contents or index to see where your topic is discussed.