Stalin, J. (1972). Economic problems of socialism in the U.S.S.R. International Publishers.
Lua i Stíl Chicago (17ú heag.)Stalin, Joseph. Economic Problems of Socialism in the U.S.S.R. New York: International Publishers, 1972.
Lua MLA (8ú heag.)Stalin, Joseph. Economic Problems of Socialism in the U.S.S.R. International Publishers, 1972.
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