APA (7th ed.) Zitazioa
Trapp, R. (2013). The debatabase book: A must-have guide for successful debate (Sixth edition.). International Debate Education Association.
Chicago Style (17th ed.) Zitazioa
Trapp, Robert. The Debatabase Book: A Must-have Guide for Successful Debate. Sixth edition. New York: International Debate Education Association, 2013.
MLA (9th ed.) Zitazioa
Trapp, Robert. The Debatabase Book: A Must-have Guide for Successful Debate. Sixth edition. International Debate Education Association, 2013.
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