APA (7th ed.) Citation

Ketter, P.. (1942). Die Apokalypse. Herder et Cie.

Chicago Style (17th ed.) Citation

Ketter, Peter. Die Apokalypse. Freiburg im Breisgau: Herder et Cie, 1942.

MLA (9th ed.) Citation

Ketter, Peter. Die Apokalypse. Herder et Cie, 1942.

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