Hits 1-10 within 20 documents
Hits 1-10 within 20 documents
Author(s): Weller, Konrad.- 1986. 27p.
Author(s): Ronneberg, Heinz.- 1981. 6p.
Author(s): Ronneberg, Heinz.- 1982. 46p.
Author(s): Schmidt, Lutz.- 1980. 12p.
Author(s): Fischer, Evelyne.- 1982. 7p.
Author(s): Schmidt, Harald; Lauer, Guido.- 1984. 28p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 15p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1980. 24p.
Author(s): Schauer, Heinz.- 1980. 33p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 48p.