Cita APA (7th ed.)
Rybold, G. (2006). Speaking, listening and understanding: Debate for non-native English speakers. International Debate Education Association.
Cita Chicago (17th ed.)
Rybold, Gary. Speaking, Listening and Understanding: Debate for Non-native English Speakers. New York, NY: International Debate Education Association, 2006.
Cita MLA (9th ed.)
Rybold, Gary. Speaking, Listening and Understanding: Debate for Non-native English Speakers. International Debate Education Association, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.