APA (7th ed.) Citation

Bell, E. T. (1953). Men of mathematics / by E.T. Bell. Penguin.

Chicago Style (17th ed.) Citation

Bell, E. T. Men of Mathematics / by E.T. Bell. Penguin, 1953.

MLA (9th ed.) Citation

Bell, E. T. Men of Mathematics / by E.T. Bell. Penguin, 1953.

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