APA (7th ed.) Citation

Wenger, W., & Ligges, W. (1971). Bonn. M.DuMont Schauberg.

Chicago Style (17th ed.) Citation

Wenger, Wilhelm, and Wulf Ligges. Bonn. Köln: M.DuMont Schauberg, 1971.

MLA (9th ed.) Citation

Wenger, Wilhelm, and Wulf Ligges. Bonn. M.DuMont Schauberg, 1971.

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