Grzelak, Maria, and Elżbieta Roszko-Wójtowicz. “DEVELOPMENT OF POLISH FOREIGN TRADE IN AGRI-FOOD PRODUCTS AFTER POLAND"SACCESSION TO THE EU”. Acta Scientiarum Polonorum. Oeconomia 14, no. 4 (December 30, 2015): 37–48. Accessed April 4, 2025. https://aspe.sggw.edu.pl/article/view/414.