Dyfyniad APA

Ryan, K., & Cooper, J. M. (2010). Those who can, teach (12th ed.). Wadsworth Cengage Learning.

Dyfyniad Arddull Chicago

Ryan, Kevin, and James M. Cooper. Those Who Can, Teach. 12th ed. Boston: Wadsworth Cengage Learning, 2010.

Dyfyniad MLA

Ryan, Kevin, and James M. Cooper. Those Who Can, Teach. 12th ed. Wadsworth Cengage Learning, 2010.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.