CZAJA-CIESZYŃSKA, Hanna. GRI Standards to be Used in Reporting on Sustainable Development in NGOs in Poland. Studies and Work of the Collegium of Management and Finance , [S. l.], n. 164, p. 49–61, 2019. DOI: 10.33119/SIP.2018.164.3. Disponível em: https://econjournals.sgh.waw.pl/SiP/article/view/825. Acesso em: 19 may. 2024.