APA (7th ed.) Citation

Hornby, A. S. (2000). Oxford Advanced Learner's Dictionary (6th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Hornby, A. S. Oxford Advanced Learner's Dictionary. 6th ed. Oxford: Oxford University Press, 2000.

MLA (9th ed.) Citation

Hornby, A. S. Oxford Advanced Learner's Dictionary. 6th ed. Oxford University Press, 2000.