Dyfyniad APA

Walls, C., & Breidenbach, R. (2005). Spring in action (2nd ed.). Dreamtech.

Dyfyniad Arddull Chicago

Walls, Craig, and Ryan Breidenbach. Spring in Action. 2nd ed. New Delhi: Dreamtech, 2005.

Dyfyniad MLA

Walls, Craig, and Ryan Breidenbach. Spring in Action. 2nd ed. Dreamtech, 2005.

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