Groethuysen, B., Wolff, E., & Stenzel, J. (1928). Handbuch der Philosophie. Oldenbourg.
Chicago Style (17th ed.) CitationGroethuysen, Bernhard, Emil Wolff, and Julius Stenzel. Handbuch Der Philosophie. München u.a.: Oldenbourg, 1928.
MLA (8th ed.) CitationGroethuysen, Bernhard, et al. Handbuch Der Philosophie. Oldenbourg, 1928.
Warning: These citations may not always be 100% accurate.