Research typically involves using a variety of sources:
Articles (newspapers, magazines, journals)
The video to the immediate right provides an overview of the type of information you can find in sources such as books, encyclopedias, journal and magazine articles.
Your professor may also ask for primary or secondary sources (or both). The tutorial to the far right will help you to distinguish between the two.
"If we knew what it was we were doing, it would not be called research, would it?"
Image source: Public domain. Wikimedia Commons.