Cita APA (7a ed.)

Detlefsen, M. (1992). Proof, logic, and formalization. Routledge.

Cita Chicago Style (17a ed.)

Detlefsen, Michael. Proof, Logic, and Formalization. London ; New York: Routledge, 1992.

Cita MLA (8a ed.)

Detlefsen, Michael. Proof, Logic, and Formalization. Routledge, 1992.