KOSTROWICKA, Irena. Stages of the Development of Agriculture in People’s Poland. Studia Historiae Oeconomicae, [S. l.], v. 9, n. 1, p. 329–342, 1974. DOI: 10.14746/sho.1974.09.1.020. Disponível em: https://pressto.amu.edu.pl/index.php/sho/article/view/57949. Acesso em: 5 nov. 2026.