APA (7th ed.) Citation

Peirce, C. S., & Apel, K. (1967). Schriften. Suhrkamp.

Chicago Style (17th ed.) Citation

Peirce, Charles S., and Karl-Otto Apel. Schriften. Frankfurt am Main: Suhrkamp, 1967.

MLA (8th ed.) Citation

Peirce, Charles S., and Karl-Otto Apel. Schriften. Suhrkamp, 1967.