ZIĘTEK, A. Social campaigns in public media. The problem of using free airtime by public benefit organisations. Media - Culture - Social Communication, [S. l.], n. 17, 2021. DOI: 10.31648/mkks.5933. Disponível em: https://czasopisma.uwm.edu.pl/index.php/mkks/article/view/5933. Acesso em: 5 may. 2024.