APA (7th ed.) Citation

(1960). The Penguin dictionary of quotations. Penguin Books.

Chicago Style (17th ed.) Citation

The Penguin Dictionary of Quotations. Harmondsworth, Middlesex: Penguin Books, 1960.

MLA (9th ed.) Citation

The Penguin Dictionary of Quotations. Penguin Books, 1960.

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