APA-viite (7. p.)

Cohen, J. (1960). The Penguin Dictionary of Quotations. Penguin.

Chicago-viite (17. p.)

Cohen, J. The Penguin Dictionary of Quotations. London: Penguin, 1960.

MLA-viite (9. p.)

Cohen, J. The Penguin Dictionary of Quotations. Penguin, 1960.