APA (7th ed.) Citation

Cohen, J. M., & Cohen, M. J. (1984). The Penguin dictionary of modern quotations (2. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Cohen, John M., and Mark J. Cohen. The Penguin Dictionary of Modern Quotations. 2. ed. Harmondsworth u.a: Penguin Books, 1984.

MLA (9th ed.) Citation

Cohen, John M., and Mark J. Cohen. The Penguin Dictionary of Modern Quotations. 2. ed. Penguin Books, 1984.