POMIANEK, I. SOCIO-ECONOMIC DEVELOPMENT LEVEL OF RURAL AREAS OF WARMIA AND MAZURY PROVINCE. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 9, n. 3, p. 227–239, 2010. Disponível em: https://aspe.sggw.edu.pl/article/view/695. Acesso em: 25 jun. 2024.