Gołaś, Zbigniew, and Stanisław Paszkowski. “STRUCTURE AND DETERMINANTS OF RETURN ON EQUITY IN AGRICULTURE IN CENTRAL-EASTERN EUROPEAN COUNTRIES”. Acta Scientiarum Polonorum. Oeconomia 9, no. 1 (March 30, 2010): 61–72. Accessed May 3, 2024. https://aspe.sggw.edu.pl/article/view/744.