Cowie, A. (1989). Oxford advanced learner's dictionary of current english (4th ed.). Oxfor University Press.
Dyfyniad Arddull ChicagoCowie, A.P. Oxford Advanced Learner's Dictionary of Current English. 4th ed. New York: Oxfor University Press, 1989.
Dyfyniad MLACowie, A.P. Oxford Advanced Learner's Dictionary of Current English. 4th ed. Oxfor University Press, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.