APA (7th ed.) Citation

Wolfes, F. (1941). Weihnachten: (1940). Felix Wolfes.

Chicago Style (17th ed.) Citation

Wolfes, Felix. Weihnachten: (1940). [Erscheinungsort nicht ermittelbar]: Felix Wolfes, 1941.

MLA (9th ed.) Citation

Wolfes, Felix. Weihnachten: (1940). Felix Wolfes, 1941.

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