APA (7th ed.) Citation

Duff, A., & Maley, A. (1991). Literature. Oxford University Press.

Chicago Style (17th ed.) Citation

Duff, Alan, and Alan Maley. Literature. Oxford: Oxford University Press, 1991.

MLA (9th ed.) Citation

Duff, Alan, and Alan Maley. Literature. Oxford University Press, 1991.

Warning: These citations may not always be 100% accurate.