APA (7th ed.) Citation

Kögel, G. (1901). Rudolf Kögel. : Mittler.

Chicago Style (17th ed.) Citation

Kögel, Gottfried. Rudolf Kögel. Berlin: : Mittler, 1901.

MLA (8th ed.) Citation

Kögel, Gottfried. Rudolf Kögel. : Mittler, 1901.

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