One key to success in finding scholarly literature is using the rights words in your database searches. To expand your background knowledge and vocabulary on your topic, start with the resources below:
Books are the bridge between your textbook and scholarly journal articles. They are usually your best resource for "the basics" -- an introduction, overview, and history of your topic. The quickest way to find books is to search the library's book databases:
Another way to find books is to "browse" -- go to the library's shelves and take a look.
At Penn State Harrisburg Library, we use the Library of Congress call number system to shelve our books:
For more details, see the Library of Congress Classification Outline.
If Penn State doesn't have the books you want, there are additional resources: