Posadas, J. (1978). The unification of the world communist movement, and the return to marxism in the Soviet Union. Revolutionary Workers Party (Trotskyist).
Chicago-referens (17:e uppl.)Posadas, J. The Unification of the World Communist Movement, and the Return to Marxism in the Soviet Union. London: Revolutionary Workers Party (Trotskyist), 1978.
MLA-referens (8:e uppl.)Posadas, J. The Unification of the World Communist Movement, and the Return to Marxism in the Soviet Union. Revolutionary Workers Party (Trotskyist), 1978.
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