APA (7th ed.) Citation

Pieper, J., & Raskop, H. (1940). Katholische Christenfibel. Bachem.

Chicago Style (17th ed.) Citation

Pieper, Josef, and Heinrich Raskop. Katholische Christenfibel. Köln: Bachem, 1940.

MLA (9th ed.) Citation

Pieper, Josef, and Heinrich Raskop. Katholische Christenfibel. Bachem, 1940.

Warning: These citations may not always be 100% accurate.