Cita APA (7a ed.)

Koethe, J. (2005). Scepticism, Knowledge, and Forms of Reasoning. Cornell University Press.

Cita Chicago Style (17a ed.)

Koethe, John. Scepticism, Knowledge, and Forms of Reasoning. Ithaca, N.Y.: Cornell University Press, 2005.

Cita MLA (8a ed.)

Koethe, John. Scepticism, Knowledge, and Forms of Reasoning. Cornell University Press, 2005.