@misc{Fromm2009, author = {Erich Fromm}, title = {Introducci{\´o}}, booktitle = {E. Fromm, La for{\c{c}}a de l'amor. Selecci{\´o} a c{\`a}rrec de Rainer Funk, Barcelona (Plataforma Editorial) 2009, pp. 9-11.}, type = {foreword}, year = {2009}, }