Czyżewski, Bazyli, and Anna Matuszczak. “ROLE OF LAND RENTS IN SUSTAINABLE DEVELOPMENT OF AGRICULTURE”. Acta Scientiarum Polonorum. Oeconomia 9, no. 3 (September 30, 2010): 65-72. Accessed October 7, 2022. https://pefim.sggw.pl/index.php/aspe/article/view/3909.