[1]
Łuczka, W. and Jabłońska-Poruczek, L. 2015. Professional Activity Oof Working-Age Inhabitants of the Wielkopolskie Voivodeship. Journal of Agribusiness and Rural Development. 38, 4 (Dec. 2015), 737-745. DOI:https://doi.org/10.17306/JARD.2015.78.