Sot︠s︡ialisticheskoe sorevnovanie v uslovii︠a︡kh razvitogo sot︠s︡ializma
Sot︠s︡ialisticheskoe sorevnovanie v uslovii︠a︡kh razvitogo sot︠s︡ializma
V. G. Smolʹkov
Details
OL Work ID
OL38413507W
Subjects
Socialist competition
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