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Ewolucja wsi w Polsce Ludowej : materiały i przyczynki
Heize, H., (1959)
Albanie, Pologne, Nicaragua : Finis pour tous les mondes
Dumont, René, (1983)
V. I. Lenin i stroitelʹstvo socializma v polʹskoj derevne
Cholaj, G., (1970)
Social and political transformations in Poland
Ehrlich, Stanisław, (1964)
Agrarian relations and the growth of agricultural production
Tepicht, Jerzy, (1963)
Agricultural circles in the light of the general problems of agriculture
Tepicht, Jerzy, (1966)