Cita APA (7th ed.)

Steinbeck, D., Eberle, G., & Ohff, H. (1991). Berliner Forum.

Cita Chicago (17th ed.)

Steinbeck, Dietrich, Gottfried Eberle, i Heinz Ohff. Berliner Forum. Berlin, 1991.

Cita MLA (8th ed.)

Steinbeck, Dietrich, et al. Berliner Forum. 1991.