Greta, Marianna, and Ewa Tomczak-Woźniak. 2013. “Long-Term Strategic Objectives and the Sustainable Development of Rural Areas Facing the Strategy Europe 2020”. Journal of Agribusiness and Rural Development 28 (2), 73-81. http://www1.up.poznan.pl/jard/index.php/jard/article/view/618.