KOWALSKI, Sławomir; SOWIER-KASPRZYK, Izabella. Elements of partnership marketing in tourist services in modern management of tourist company. Equilibrium. Quarterly Journal of Economics and Economic Policy, [S. l.], v. 2, n. 1, p. 105–113, 2009. DOI: 10.12775/EQUIL.2009.010. Disponível em: https://journals.economic-research.pl/eq/article/view/566. Acesso em: 18 jul. 2024.