Reference sources provide important background and contextual information on your subject. Reference sources include bibliographies, dictionaries, encyclopedias, and handbooks. A reference source usually provides an overview of a topic without arguing for a specific perspective on the topic. You can use this type of source to help narrow your research topic, find data to support your thesis, and identify keywords and main ideas to use as search terms.
This page includes some of the most relevant resources for this topic. But be sure to explore the online reference resources listed here or browse the shelves in the Reference Collection to find more!
Didn't find what you need in the specialized resources above? Then try simultaneously searching across multiple online reference works in the resources listed here.