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Milner Library

Types of Sources - What's the Difference

Learn quick and easy criteria for differentiating between common source types often used for projects and research at the university.

Types of Sources (video)

Types of Sources video developed by Instruction and Student Engagement Department, Milner Library, Illinois State University
Creative Commons License This video is licensed under a Creative Commons Attribution 4.0 International License.
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When evaluating an information source, keep in mind these general criteria and questions:

reliability: Are the facts accurate?

credibility: Is the author an authority on the topic?

perspective: Is the source written as an opinion or does it use other sources as evidence?

purpose: Does this material inform, explain, persuade?

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