APA (7th ed.) Citation

Fowler, H., & Fowler, F. (1964). Oxford Dictionary of Current english.

Chicago Style (17th ed.) Citation

Fowler, H.W, and F.G Fowler. Oxford Dictionary of Current English. London, 1964.

MLA (9th ed.) Citation

Fowler, H.W, and F.G Fowler. Oxford Dictionary of Current English. 1964.