APA (7th ed.) Citation

Hornby, A. S. (2005). Oxford advanced learner's dictionary of current English (7th edition.). Oxford University Press.

Chicago Style (17th ed.) Citation

Hornby, Albert Sydney. Oxford Advanced Learner's Dictionary of Current English. 7th edition. Oxford: Oxford University Press, 2005.

MLA (8th ed.) Citation

Hornby, Albert Sydney. Oxford Advanced Learner's Dictionary of Current English. 7th edition. Oxford University Press, 2005.