Grębowiec, Mariusz. “QUALITY IN INCREASING COMPETITIVENESS LEVEL OF ENTERPRISES IN AGRO-FOOD SECTOR”. Acta Scientiarum Polonorum. Oeconomia 5, no. 1 (June 30, 2006): 27–37. Accessed May 18, 2024. https://aspe.sggw.edu.pl/article/view/918.