Hits 1-4 within 4 documents
Hits 1-4 within 4 documents
Author(s): Bacher, Johann; Prosch, Bernhard; Lechner, Birgit; Hermsdörfer, Claudia.- 2002. 27p.
Author(s): Geser, Hans.- 2007. 15p.
Author(s): Glatzer, Wolfgang; Becker, Jens; Bieräugel, Roland; Hallein-Benze, Geraldine; Nüchter, Oliver; Schmid, Alfons.- 2008. 85p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 18p.