How to Cite "SETI—The Search for Extraterrestrial Intelligence" from CliffsNotes.com:

CliffsNotes.com. SETI—The Search for Extraterrestrial Intelligence. 23 Apr 2014
<http://www.cliffsnotes.com/sciences/astronomy/life-in-the-universe/set-the-search-for-extraterrestrial-intelligence>.



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