APA (7th ed.) Citation

Osborne, H. (1970). The Oxford companion to art / edited by Harold Osborne. Clarendon Press.

Chicago Style (17th ed.) Citation

Osborne, Harold. The Oxford Companion to Art / Edited by Harold Osborne. Oxford: Clarendon Press, 1970.

MLA (9th ed.) Citation

Osborne, Harold. The Oxford Companion to Art / Edited by Harold Osborne. Clarendon Press, 1970.

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