SCHMIDT , Joanna. The Role and Determinants for Developing Organizational Citizenship Behaviour in Organizations Based on the Example of Polish Non-Governmental Organisations. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 2, n. 10, p. 27–51, 2014. DOI: 10.18559/d92dbg16. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3653. Acesso em: 3 sep. 2026.