Sorokin, G. (1967). Planning in the U.S.S.R Problems of theory and organization (1.). Progress v Publishers.
Chicago-čujuhus (17. p.)Sorokin, G. Planning in the U.S.S.R Problems of Theory and Organization. 1. Moscow: Progress v Publishers, 1967.
MLA-čujuhus (9. p.)Sorokin, G. Planning in the U.S.S.R Problems of Theory and Organization. 1. Progress v Publishers, 1967.
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