KUŚMIERZ-GOZDALIK, U. OPINION LEADERS AND THEIR INFLUENCE ON PURCHASE DECISIONS, MADE BY CONSUMERS ON RURAL AREAS. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 3, n. 1, p. 91–102, 2004. Disponível em: https://aspe.sggw.edu.pl/article/view/974. Acesso em: 27 jan. 2023.