Dyfyniad APA

REVELL, J., & BREARY, B. (1993). Listening advanced. Oxford University Press.

Dyfyniad Arddull Chicago

REVELL, Jane, and Barry BREARY. Listening Advanced. Oxford: Oxford University Press, 1993.

Dyfyniad MLA

REVELL, Jane, and Barry BREARY. Listening Advanced. Oxford University Press, 1993.

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