BICZKOWSKI, M. NON-AGRICULTURAL ECONOMIC ACTIVITY OF FARMERS IN THE KUYAVIAN-POMERANIAN VOIVODESHIP. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 9, n. 3, p. 5–16, 2010. Disponível em: https://aspe.sggw.edu.pl/article/view/702. Acesso em: 5 may. 2024.