URLIŃSKA, Maria Marta; KWIECIŃSKI, Zbigniew. Stanisław Kawula (1939–2014). Rocznik Andragogiczny, [S. l.], v. 21, p. 536–541, 2015. DOI: 10.12775/6845. Disponível em: https://apcz.umk.pl/RA/article/view/6845. Acesso em: 8 lip. 2025.