Niewiadomska, Anna, and Ewa Sobolewska-Poniedziałek. “EDUCATIONAL ACTIVITY AS THE GROWTH FACTOR OF PROFESSIONAL ACTIVITY OF ELDERLY PEOPLE”. Acta Scientiarum Polonorum. Oeconomia 15, no. 3 (September 30, 2016): 79–90. Accessed November 22, 2024. https://aspe.sggw.edu.pl/article/view/375.