APA (7th ed.) Citation

Paulos, J. A. (1990). Innumeracy: Mathematical illiteracy and its consequences. Penguin Books.

Chicago Style (17th ed.) Citation

Paulos, John Allen. Innumeracy: Mathematical Illiteracy and Its Consequences. Harmondsworth, Middlesex: Penguin Books, 1990.

MLA (9th ed.) Citation

Paulos, John Allen. Innumeracy: Mathematical Illiteracy and Its Consequences. Penguin Books, 1990.