Mayer, H. Brechts drums, a dog, and Beckett's 'Godot': Hans Mayer. Essays on Brecht : theater and politics.(1974).
Lua i Stíl Chicago (17ú heag.)Mayer, Hans. "Brechts Drums, a Dog, and Beckett's 'Godot': Hans Mayer." Essays on Brecht : Theater and Politics.(1974) .
Lua MLA (8ú heag.)Mayer, Hans. "Brechts Drums, a Dog, and Beckett's 'Godot': Hans Mayer." Essays on Brecht : Theater and Politics.(1974), .
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