Hits 21-30 within 138 documents
Hits 21-30 within 138 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 8p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 25p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 15p.
Author(s): Gerth, Werner.- 1980. 14p.
Author(s): Ronneberg, Heinz.- 1980. 17p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 14p.
Author(s): Förster, Peter.- 1987. 31p.
Author(s): Mehlhorn, Hans-Georg.- 1980. 45p.
Author(s): Voß, Peter.- 1980. 6p.
Author(s): Thiele, Gisela.- 1987. 15p.