Cita APA (7th ed.)

Fechner-Smarsly, T., & Binder, U. (1997). Was ist. Salon Verl..

Cita Chicago (17th ed.)

Fechner-Smarsly, Thomas, i Ursula Binder. Was Ist. Köln: Salon Verl., 1997.

Cita MLA (8th ed.)

Fechner-Smarsly, Thomas, i Ursula Binder. Was Ist. Salon Verl., 1997.