APA (7th ed.) Citation

Knowles, E. (1999). The Oxford dictionary of quotations (5th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Knowles, Elizabeth. The Oxford Dictionary of Quotations. 5th ed. Oxford, Eng: Oxford University Press, 1999.

MLA (9th ed.) Citation

Knowles, Elizabeth. The Oxford Dictionary of Quotations. 5th ed. Oxford University Press, 1999.