Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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