KAWALLA, I. Szkolmictwo handlowe w Krakowie w latach 1918-1939. Res Gestae, [S. l.], v. 15, p. 143–161, 2014. Disponível em: https://resgestae.uken.krakow.pl/article/view/2208. Acesso em: 30 kwi. 2024.