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Rola handlu socjalistycznego w gospodarce Polski Ludowej
Boczar, Kazimierz, (1956)
Poland's agricultural cooperatives as they move to a market economy
Boczar, Kazimierz, (1993)
Poland's agricultural cooperatives as they move to a market economy : materials for a seminar on Experiences and Future of Agricultural Cooperatives in a Market Economy, Warsaw, February 17 - 19, 1993