Biczkowski, M. (2010) “NON-AGRICULTURAL ECONOMIC ACTIVITY OF FARMERS IN THE KUYAVIAN-POMERANIAN VOIVODESHIP”, Acta Scientiarum Polonorum. Oeconomia, 9(3), pp. 5-16. Available at: https://js.wne.sggw.pl/index.php/aspe/article/view/3903 (Accessed: 3May2024).