Hits 1-10 within 18 documents
Hits 1-10 within 18 documents
Author(s): Pohoryles, Ronald J.; Rodousakis, Niki.- 2004. 27p.
Author(s): Spitzky, Norbert; Kasek, Leonhard; Locker, Beate.- 1988. 68p.
Author(s): Campbell, David F. J..- 1993. 63p.
Author(s): Simanovsky, Stanislav.- 1998. 41p.
Author(s): Biegelbauer, Peter; Grießler, Erich; Leuthold, Margit.- 2001. 37p.
Author(s): Adomeit, Hannes; Lindner, Rainer.- 2005. 25p.
Author(s): Hirsch-Kreinsen, Hartmut; Jacobson, David; Laestadius, Staffan; Smith, Keith.- 2003. 51p.
Author(s): Wittenberg, Reinhard.- 2008. 308p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 176p.
Author(s): Harter, Stefanie.- 1998. 34p.