Dyfyniad APA

Revell, J., & Breary, B. (1988). Listening: Advanced. New York: Oxford University Press.

Dyfyniad Arddull Chicago

Revell, Jane., và Barry Breary. Listening: Advanced. New York: Oxford University Press, 1988.

Dyfyniad MLA

Revell, Jane., và Barry Breary. Listening: Advanced. New York: Oxford University Press, 1988.

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