Spychalski, Grzegorz. “DIRECT PAYMENTS IN POLAND IN THE CONTEXT OF COMMON AGRICULTURAL POLICY REFORM”. Acta Scientiarum Polonorum. Oeconomia 7, no. 1 (March 30, 2008): 123–133. Accessed July 3, 2024. https://aspe.sggw.edu.pl/article/view/856.