APA (7th ed.) Zitazioa

Brecht, B. (1972). Bertolt Brecht collected plays. Vintage Books.

Chicago Style (17th ed.) Zitazioa

Brecht, Bertolt. Bertolt Brecht Collected Plays. New York: Vintage Books, 1972.

MLA (9th ed.) Zitazioa

Brecht, Bertolt. Bertolt Brecht Collected Plays. Vintage Books, 1972.