APA (7th ed.) Citation

Selbach, A., Waldhausen, V., & Zedler, R. (2003). Abitur - was nun? Dt. Inst.-Verl.

Chicago Style (17th ed.) Citation

Selbach, Angelika, Verena Waldhausen, and Reinhard Zedler. Abitur - Was Nun? Köln: Dt. Inst.-Verl, 2003.

MLA (9th ed.) Citation

Selbach, Angelika, et al. Abitur - Was Nun? Dt. Inst.-Verl, 2003.