APA (7th ed.) Citation

Bischoff, H. (1919). Kalender, griechischer Kalender.

Chicago Style (17th ed.) Citation

Bischoff, Heinrich. Kalender, Griechischer Kalender. 1919.

MLA (9th ed.) Citation

Bischoff, Heinrich. Kalender, Griechischer Kalender. 1919.

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