Hits 41-50 within 55 documents
Hits 41-50 within 55 documents
Author(s): Gerth, Werner.- 1975. 10p.
Author(s): Müller, Harry.- 1989. 29p.
Author(s): Wiedemann, Dieter; Geier, Wolfgang.- 1975. 23p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1978. 21p.
Author(s): Gerth, Werner; Kaftan, Burkhard; Netzker, Wolfgang.- 1976. 80p.
Author(s): Uibopuu, Henn-Jüri; Urdze, Andrejs.- 1997. 38p.
Author(s): Kääriäinen, Kimmo.- 1995. 30p.
Author(s): Friedrich, Walter.- 1988. 24p.
Author(s): Ignatow, Assen.- 1997. 28p.
Author(s): Timmermann, Heinz.- 1998. 25p.