APA Style

Cohen, J, M., Cohen, M, J. (1980). The Penguin Dictionary of Modern Quotations (Second Edition (Penguin Reference Books)). London: Penguin Books.

MLA Style

Cohen, John, Michael., Cohen, Mark, J. "The Penguin Dictionary of Modern Quotations". Second Edition (Penguin Reference Books) London: Penguin Books, 1980. Monograf.