Dyfyniad APA

Ryan, K., & Cooper, J. M. (1992). Those who can, teach (6th ed.). Houghton Mifflin.

Dyfyniad Arddull Chicago

Ryan, Kevin, and James Michael Cooper. Those Who Can, Teach. 6th ed. Boston: Houghton Mifflin, 1992.

Dyfyniad MLA

Ryan, Kevin, and James Michael Cooper. Those Who Can, Teach. 6th ed. Houghton Mifflin, 1992.

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