Dyfyniad APA

(2002). American Headway: Student book,Starter. Oxford: Oxford University Press.

Dyfyniad Arddull Chicago

American Headway: Student Book,Starter. Oxford: Oxford University Press, 2002.

Dyfyniad MLA

American Headway: Student Book,Starter. Oxford: Oxford University Press, 2002.

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