An encyclopedia article is the perfect starting place for an overview of your topic.
Books are a source of in-depth information and high-quality images. Books can be popular or scholarly.
These can be popular (magazines) or scholarly (journals). Articles can be more current than books.
Find articles on OmniFile by going to www.disd.edu/library and clicking on the link on the right
These are sources of the most current and local information. Newspapers are not scholarly sources.
Including a bibliography is one way a source signals its reliability. Sources most likely to include bibliographies are books, academic journals, and some internet sources.
The Internet has a wealth of information – if you can differentiate the reliable from the unreliable.