Cita APA (7a ed.)

Daintith, J., & Nelson, R. D. (1989). The Penguin dictionary of mathematics. Penguin.

Cita Chicago Style (17a ed.)

Daintith, John, y R. D. Nelson. The Penguin Dictionary of Mathematics. London [etc.]: Penguin, 1989.

Cita MLA (9a ed.)

Daintith, John, y R. D. Nelson. The Penguin Dictionary of Mathematics. Penguin, 1989.