Hits 1-7 within 7 documents
Hits 1-7 within 7 documents
Author(s): Gerth, Werner; Kasek, Leonhard; Thiele, Gisela; Fischer, Evelyne; Spitzky, N..- 1984. 43p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 57p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1980. 24p.
Author(s): Mehlhorn, Hans-Georg.- 1979. 82p.
Author(s): Fischer, Evelyne.- 1983. 40p.
Author(s): Gerth, Werner.- 1986. 42p.
Author(s): Spitzky, Norbert; Kasek, Leonhard; Chrapa, Michael.- 1989. 87p.