@misc{Classen1987, author = {Johannes Classen}, title = {Vorwort,}, booktitle = {J. Claßen (Ed.), Erich Fromm und die P{\"a}dagogik. Gesellschafts-Charakter und Erziehung, Weinheim/Basel (Beltz Verlag) 1987, pp. 9-12.}, type = {foreword}, year = {1987}, }