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Collective farms in the Urals in 1929: (preliminary results of a continuous survey of collective farms in the Urals in June-August 1929). ([Proceedings] Ural Region Statistical Room, series V, issue 10). - Sverdlovsk: The Urals. reg. stat. Dep., 1929. -
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Source of the electronic copy: Chelyabinsk OUNB |
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En
Ru