Gołaś, Zbigniew, and Magdalena Kozera. “Financial Consequences of Differentiation of Labour Productivity Strategy in Agricultural Farms”. Journal of Agribusiness and Rural Development 7, no. 1 (December 31, 2008): 43-60. Accessed March 29, 2024. http://www1.up.poznan.pl/jard/index.php/jard/article/view/850.