KAŁUŻA, H. ECOLOGICAL EDUCATION FOR SUSTAINABLE DEVELOPMENT AS A GLOBAL AND REGIONAL CHALLENGE. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 8, n. 2, p. 61–68, 2009. Disponível em: https://aspe.sggw.edu.pl/article/view/788. Acesso em: 6 may. 2024.