Cita APA (7a ed.)

Heidegger, M. (1991). The principle of reason. Indiana University Press.

Cita Chicago Style (17a ed.)

Heidegger, Martin. The Principle of Reason. Bloomington: Indiana University Press, 1991.

Cita MLA (9a ed.)

Heidegger, Martin. The Principle of Reason. Indiana University Press, 1991.