@article{Fromm2018, author = {Erich Fromm}, title = {O {\'{z}}r{\´o}dłach agresji}, journal = {E. Fromm: O miłości do życia, Krak{\´o}w (Vis-{\`a}-vis Etudia) 2018, pp. 56-78.}, url = {http://www.etiuda.net/?p=productsMore\&iProduct=325}, year = {2018}, }