Articles can be found by going to the library web page. Click the Database List tab. Click the letter for the database you wish to search. Log in using your LEA.
Communication & Mass Media Complete
JSTOR: the Scholarly Journal Archive PsycINFO
Books can be found by going to the library web page and clicking the Library Catalog tab. Books are not going to be as effective as articles. When searching for books, search for your theory and add the word theory.