PRYNKO, M.; CHUDZIAN, J. The features of marketing mix for non-profit organisations. Annals of Marketing Management & Economics, [S. l.], v. 3, n. 1, p. 89–107, 2017. DOI: 10.22630/AMME.2017.3.1.9. Disponível em: https://amme.sggw.edu.pl/article/view/6880. Acesso em: 21 nov. 2024.