APA-čujuhus (7. p.)
Kenney, W. The Major Plays of Bertolt Brecht. Monarch : Thor.
Chicago-čujuhus (17. p.)
Kenney, W.P. The Major Plays of Bertolt Brecht. Nueva York, EUA: Monarch : Thor.
MLA-čujuhus (9. p.)
Kenney, W.P. The Major Plays of Bertolt Brecht. Monarch : Thor.
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