APA (7th ed.) Citation

Albertini, C., & Huber, M. (2017). Die Gregorianische Kalenderreform.

Chicago Style (17th ed.) Citation

Albertini, Claudia, and Martin Huber. Die Gregorianische Kalenderreform. 2017.

MLA (9th ed.) Citation

Albertini, Claudia, and Martin Huber. Die Gregorianische Kalenderreform. 2017.

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