Bettivia, R. (2011). The middle schoolers' debatabase: 75 current controversies for debaters. International Debate Education Association.
Chicago-Zitierstil (17. Ausg.)Bettivia, Rhiannon. The Middle Schoolers' Debatabase: 75 Current Controversies for Debaters. New York: International Debate Education Association, 2011.
MLA-Zitierstil (9. Ausg.)Bettivia, Rhiannon. The Middle Schoolers' Debatabase: 75 Current Controversies for Debaters. International Debate Education Association, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.