ZAJĄC, D. THE CHANGE IN THE REGISTERED NONAGICULTURAL COMMERCIAL ACTIVITY OF FARMERS IN PODKARPACIE REGION. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 2, n. 1, p. 67–78, 2003. Disponível em: https://aspe.sggw.edu.pl/article/view/997. Acesso em: 7 may. 2024.