Hits 1-9 within 9 documents
Hits 1-9 within 9 documents
Author(s): Simon, Gerhard.- 1997. 6p.
Author(s): Simon, Gerhard.- 1997. 36p.
Author(s): Netzker, Wolfgang.- 1980. 35p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1976. 24p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1976. 24p.
Author(s): Ljubin, Valerij Petrovic.- 1995. 6p.
Author(s): Ljubin, Valerij Petrovic.- 1995. 5p.
Author(s): Timmermann, Heinz.- 1995. 6p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 24p.