APA (7th ed.) Citation

Birkenbihl, V. F., & Birkenbihl, V. F. (2008). Vera F. Birkenbihl antwortet. Breuer & Wardin.

Chicago Style (17th ed.) Citation

Birkenbihl, Vera F., and Vera F. Birkenbihl. Vera F. Birkenbihl Antwortet. Bergisch Gladbach: Breuer & Wardin, 2008.

MLA (9th ed.) Citation

Birkenbihl, Vera F., and Vera F. Birkenbihl. Vera F. Birkenbihl Antwortet. Breuer & Wardin, 2008.

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