Cita APA (7a ed.)

Pieper, J. (1958). Christenfibel. Herder-Bþcherei.

Cita Chicago Style (17a ed.)

Pieper, Josef. Christenfibel. Freiburg: Herder-Bþcherei, 1958.

Cita MLA (9a ed.)

Pieper, Josef. Christenfibel. Herder-Bþcherei, 1958.