Shachtman, M. (1973). Genesis of Trotskyism: The first ten years of the Left Opposition. IMG Publications.
Lua i Stíl Chicago (17ú heag.)Shachtman, Max. Genesis of Trotskyism: The First Ten Years of the Left Opposition. [S.I.]: IMG Publications, 1973.
Lua MLA (8ú heag.)Shachtman, Max. Genesis of Trotskyism: The First Ten Years of the Left Opposition. IMG Publications, 1973.
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