Cita APA (7th ed.)

Brecht, B., & Glaeser, G. (1998). Briefe 1: 1913-1936. Suhrkamp.

Cita Chicago (17th ed.)

Brecht, Bertolt, i Günter Glaeser. Briefe 1: 1913-1936. Frankfurt am Main: Suhrkamp, 1998.

Cita MLA (8th ed.)

Brecht, Bertolt, i Günter Glaeser. Briefe 1: 1913-1936. Suhrkamp, 1998.