APA (7th ed.) Citation

Detlefsen, M. (1992). Proof and knowledge in mathematics. Routledge.

Chicago Style (17th ed.) Citation

Detlefsen, Michael. Proof and Knowledge in Mathematics. London ; New York: Routledge, 1992.

MLA (9th ed.) Citation

Detlefsen, Michael. Proof and Knowledge in Mathematics. Routledge, 1992.