SUMARA, T. Kampania wyborcza partii politycznych do Sejmu w 1930 roku. Humanities and Cultural Studies, [S. l.], v. 4, n. 2, p. 73–101, 2023. DOI: 10.55225/hcs.518. Disponível em: https://journals.anstar.edu.pl/index.php/hcs/article/view/518. Acesso em: 9 maj. 2024.