Citazione Stile APA (7a Edizione)

Cowie, A. (1989). Oxford advanced learner's dictionary of current english (4th ed.). Oxfor University Press.

Citazione stile Chigago Style (17a edizione)

Cowie, A.P. Oxford Advanced Learner's Dictionary of Current English. 4th ed. New York: Oxfor University Press, 1989.

Citatione MLA (9a ed.)

Cowie, A.P. Oxford Advanced Learner's Dictionary of Current English. 4th ed. Oxfor University Press, 1989.