Here are some related resources that you can use if you'd like to learn more about this particular topic.
Peabody Library, Vanderbilt University Popular vs. Scholarly Periodicals Tutorial
http://www.library.vanderbilt.edu/peabody/tutorials/scholarlyfree/
University of Texas at San Antonio Libraries, Subject Guides. "Scholarly Journals vs. Magazine Articles."
http://www.lib.utsa.edu/Research/Subject/scholarlyguide.html
University of Washington Information Literacy Learning, The Basics. "Scholarly vs. Popular Communication"
http://www.lib.washington.edu/uwill/research101/basic02.htm
Quaratiello, Arlene R. The College Student's Research Companion. NY: Neal-Schuman Publishers, Inc., 2000.
Virginia Commonwealth University Library. Getting Started with Your Research: Evaluate Your Resources.
http://www.library.vcu.edu/jbc/ref/getstarted.html#evaluating
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