APA (7th ed.) Citation

Harvey, S. P. (1978). The Oxford companion to English literature. Clarendon Press.

Chicago Style (17th ed.) Citation

Harvey, Sir Paul. The Oxford Companion to English Literature. Oxford: Clarendon Press, 1978.

MLA (9th ed.) Citation

Harvey, Sir Paul. The Oxford Companion to English Literature. Clarendon Press, 1978.

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