Hits 1-8 within 8 documents
Hits 1-8 within 8 documents
Author(s): Derichs, Claudia.- 1997. 18p.
Author(s): Schwehm, Johannes.- 2006. IV,43p.
Author(s): Brinkmann, Ulrich.- 2008. 26p.
Author(s): Kubbig, Bernd W..- 2004. VI,46p.
Author(s): Eckert, Roland.- 2005. 20p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970
Author(s): Trepper, Hartmute.- 1993. 33p.
Author(s): Schlott, Wolfgang.- 1996. 51p.