APA (7th ed.) Citation

Fend, M., & Koos, M. (2004). Einleitung.

Chicago Style (17th ed.) Citation

Fend, Mechthild, and Marianne Koos. Einleitung. 2004.

MLA (9th ed.) Citation

Fend, Mechthild, and Marianne Koos. Einleitung. 2004.

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