Cite Word Select your formatting style (APA, MLA, or CMS) and copy & paste the citation for Friend to your bibliography/works cited page.
American Psychological Association (APA):
Friend. (n.d.). WordNet 2.1. Retrieved December 06, 2008, from Word Source website: http://www.word.sc/Friend
Modern Language Association (MLA):
"Friend." WordNet 2.1. Princeton University. 06 Dec. 2008. <Word Source http://www.word.sc/Friend>
Chicago Manual Style (CMS):
Friend. Word Source. WordNet 2.1. Princeton University. http://www.word.sc/Friend (accessed: December 06, 2008).
Random 
Photo
Photo