Szuk, T. (2003) “THE EFFECT OF NATURAL AND ECONOMIC CONDITIONS ON THE LABOUR INPUT IN ROOT CROPS CULTIVATION”, Acta Scientiarum Polonorum. Oeconomia, 2(1), pp. 115-126. Available at: https://js.wne.sggw.pl/index.php/aspe/article/view/3576 (Accessed: 23December2024).