APA (7th ed.) Citation

Kretzen, J. (1909). Erwiderung ([Electronic ed.].).

Chicago Style (17th ed.) Citation

Kretzen, Johannes. Erwiderung. [Electronic ed.]. 1909.

MLA (9th ed.) Citation

Kretzen, Johannes. Erwiderung. [Electronic ed.]. 1909.

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