APA (7th ed.) Citation

Frey, B., & Wrage, S. (2011). Krise und Kreation.

Chicago Style (17th ed.) Citation

Frey, Barbara, and Susanne-Marie Wrage. Krise Und Kreation. 2011.

MLA (9th ed.) Citation

Frey, Barbara, and Susanne-Marie Wrage. Krise Und Kreation. 2011.

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