@book{ Solr-32256980X, title = {Der Erwachsene: multiples Ich in multipler Welt}, journal = {Pädagogik der Lebensalter} series = {Pädagogik der Lebensalter}, author = {Bittner, Günther}, address = {Stuttgart Berlin Köln}, publisher = {Kohlhammer}, year = {2001}, edition = {1. Aufl.}, url = {http://www.gbv.de/dms/bs/toc/32256980x.pdf} }