APA (7th ed.) Citation

Koll, M. (1917). Eifelwanderung ([Electronic ed.].).

Chicago Style (17th ed.) Citation

Koll, Max. Eifelwanderung. [Electronic ed.]. 1917.

MLA (9th ed.) Citation

Koll, Max. Eifelwanderung. [Electronic ed.]. 1917.

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