APA (7th ed.) Citation

Groethuysen, B., Wolff, E., & Stenzel, J. (1928). Handbuch der Philosophie. Oldenbourg.

Chicago Style (17th ed.) Citation

Groethuysen, Bernhard, Emil Wolff, and Julius Stenzel. Handbuch Der Philosophie. München u.a.: Oldenbourg, 1928.

MLA (8th ed.) Citation

Groethuysen, Bernhard, et al. Handbuch Der Philosophie. Oldenbourg, 1928.

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