APA (7th ed.) Citation

Liedtke, V., & Berwing-Wittl, M. (1996). Dr. Berta Ritscher: 1937 - 1996.

Chicago Style (17th ed.) Citation

Liedtke, Volker, and Margit Berwing-Wittl. Dr. Berta Ritscher: 1937 - 1996. 1996.

MLA (9th ed.) Citation

Liedtke, Volker, and Margit Berwing-Wittl. Dr. Berta Ritscher: 1937 - 1996. 1996.

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