APA

Hornby A. S., Cowie A. P., . (1989). Oxford advanced learne´s dictionary : of current english. New York: Oxford University Press.

Chicago

Hornby A S, Cowie A P, . 1989. Oxford advanced learne´s dictionary : of current english. New York: Oxford University Press.

Harvard

Hornby A. S., Cowie A. P., . (1989). Oxford advanced learne´s dictionary : of current english. New York: Oxford University Press.

MLA

Hornby A S, Cowie A P, . Oxford advanced learne´s dictionary : of current english. New York: Oxford University Press. 1989.