ORCZYK, Józef. The Main Features of the Agricultural Crisis in Poland in the Years 1929-1935. Studia Historiae Oeconomicae, [S. l.], v. 3, n. 1, p. 221–242, 1969. DOI: 10.14746/sho.1969.03.1.012. Disponível em: https://pressto.amu.edu.pl/index.php/sho/article/view/57021. Acesso em: 3 oct. 2026.