You will only use tertiary sources in Step 1 of your Research Project. Tertiary sources, often referred to as reference, or background materials, provide broad information to help you settle on a topic.
Tertiary sources include:
NOTE- Credo Reference has a link to JSTOR database, which is a great source for scholarly secondary sources.
Also-
The library subscibes to many other databases which may be useful in finding background information, in addtion to Credo Reference