APA (7th ed.) Citation

Koepke, W., Knoll, S. B., & Köpke, W. (1982). Johann Gottfried Herder, innovator through the ages. Modern German studies.

Chicago Style (17th ed.) Citation

Koepke, Wulf, Samson B. Knoll, and Wulf Köpke. "Johann Gottfried Herder, Innovator Through the Ages." Modern German Studies 1982.

MLA (8th ed.) Citation

Koepke, Wulf, et al. "Johann Gottfried Herder, Innovator Through the Ages." Modern German Studies, 1982.