HERNIK, Joanna. American non profit organizations ? a picture from the time of crisis. Oeconomia Copernicana, [S. l.], v. 2, n. 4, p. 55–71, 2011. DOI: 10.12775/OeC.2011.018. Disponível em: https://journals.economic-research.pl/oc/article/view/479. Acesso em: 2 mar. 2024.