Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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