APA (7th ed.) Citation

Messina, C., & Heimann, K. (2009). Qualifizieren in der Krise.

Chicago Style (17th ed.) Citation

Messina, Caterina, and Klaus Heimann. Qualifizieren in Der Krise. 2009.

MLA (8th ed.) Citation

Messina, Caterina, and Klaus Heimann. Qualifizieren in Der Krise. 2009.

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