Nelson, R. A. (2003). Tracking propaganda to the source: Tools for analyzing media bias. Global Media Journal, 2(3), Article 9.
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Georgetown University. (2014). Evaluating Internet resources. По данным сайта http://www.library.georgetown.edu/tutorials/research-guides/evaluating-internet-content, а также University of California, Berkeley (2012, August 5). Evaluating web pages: Techniques to apply and questions to ask. По данным сайта http://www.lib.berkeley.edu/TeachingLib/Guides/Internet/Evaluate.html.