Sawicka, Janina. “DETERMINANTS OF POLISH AGRO-FOOD SECTOR COMPETITIVENESS – THE ROLE OF TOURISM DEMAND”. Acta Scientiarum Polonorum. Oeconomia 9, no. 4 (December 30, 2010): 445–456. Accessed April 20, 2024. https://aspe.sggw.edu.pl/article/view/635.