Direct or firsthand evidence about an event, object, person, or work of art.
Primary sources may include:
- legal documents
- eyewitness accounts
- newspaper articles
- political cartoons
- and sermons.
Secondary sources describe, discuss, interpret, comment upon, analyze, evaluate, summarize, and process primary sources.
Secondary source materials may include:
- books or movie reviews
- articles found in scholarly journals that discuss or evaluate someone else's original research
Tertiary sources contain information that has been compiled from primary and secondary sources. Tertiary sources include almanacs, chronologies, dictionaries and encyclopedias, directories, guidebooks, indexes, abstracts, manuals, and textbooks.
Tertiary source materials may include:
Developed via: https://library.ithaca.edu/sp/subjects/primary (opens in new window)