Bojarszczuk, Jolanta, and Jerzy Księżak. 2010. “Organization of Crop and Animal Production in Dairy Farms Localised in Three Chosen Regions of Lubelskie Voivodeship”. Journal of Agribusiness and Rural Development 16 (2), 27-39. http://www1.up.poznan.pl/jard/index.php/jard/article/view/771.