APA (7th ed.) Citation

Ullmann, K., & Ammann, J. (2001). Katja Ullmann.

Chicago Style (17th ed.) Citation

Ullmann, Katja, and Jean-Christophe Ammann. Katja Ullmann. Frankfurt am Main, 2001.

MLA (8th ed.) Citation

Ullmann, Katja, and Jean-Christophe Ammann. Katja Ullmann. 2001.

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