CICHOCKI, Ryszard; JANKOWSKA, Klaudia. „The Polish Peasant in Europe and America” and the problem of relations between sociological research and its applications for solving social problems. Człowiek i Społeczeństwo, [S. l.], v. 47, p. 19–35, 2019. DOI: 10.14746/cis.2019.47.2. Disponível em: https://pressto.amu.edu.pl/index.php/cis/article/view/22868. Acesso em: 27 sep. 2024.