Cita APA (7a ed.)

Skowroński, K. P., & De Waal, C. (2012). The Normative Thought of Charles S. Peirce. Fordham University Press.

Cita Chicago Style (17a ed.)

Skowroński, Krzysztof Piotr, y Cornelis De Waal. The Normative Thought of Charles S. Peirce. New York: Fordham University Press, 2012.

Cita MLA (8a ed.)

Skowroński, Krzysztof Piotr, y Cornelis De Waal. The Normative Thought of Charles S. Peirce. Fordham University Press, 2012.