Adapted from “Choosing & Using Sources: A guide to academic research” by Ohio State University Libraries, is licensed under CC BY 4.0 Modifications: Text from the chapters Sources and Information Needs & Roles of Research Sources were combined. 
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Critical Thinking in Academic Research Copyright © 2022 by Cindy Gruwell and Robin Ewing is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, except where otherwise noted.