Śpiewak, Ruta, Dominika Milczarek-Andrzejewska, and Anna Ciechomska. “Agricultural Organizations in Poland - an Attempt Towards a Typology”. Journal of Agribusiness and Rural Development 42, no. 4 (December 31, 2016): 659-668. Accessed November 28, 2021. http://www1.up.poznan.pl/jard/index.php/jard/article/view/241.