Skip to main content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

Mathematics & Computer Science @ Webster University Library

Definitions 

Primary source: an original fundamental and authoritative document pertaining to an event or subject of inquiry; a firsthand or eyewitness account of an event

Secondary source: any document that describes an event, person, place, or thing, usu. not created contemporaneously

Example: A biography is a secondary source and an autobiography is a primary source.

Finding Primary Sources