APA (7th ed.) Citation

Smyth, A. M. e. (1941). The Oxford dictionary of quotations. Oxford university press.

Chicago Style (17th ed.) Citation

Smyth, Alice Mary ed. The Oxford Dictionary of Quotations. London, New York [etc.]: Oxford university press, 1941.

MLA (9th ed.) Citation

Smyth, Alice Mary ed. The Oxford Dictionary of Quotations. Oxford university press, 1941.

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