Dyfyniad APA

Grass, G., & Woods, J. E. (1989). Show your tongue. Harcourt Brace Jovanovich.

Dyfyniad Arddull Chicago

Grass, Gunter, and John E. Woods. Show Your Tongue. San Diego: Harcourt Brace Jovanovich, 1989.

Dyfyniad MLA

Grass, Gunter, and John E. Woods. Show Your Tongue. Harcourt Brace Jovanovich, 1989.

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