Hits 21-30 within 101 documents
Hits 21-30 within 101 documents
Author(s): Dennhardt, Rudolf; Lange, Günter; Schubarth, Wilfried.- 1990. 55p.
Author(s): Förster, Peter.- 1982. 53p.
Author(s): Schmidt, Harald.- 1985. 139p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 9p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 19p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 8p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1987. 88p.
Author(s): Schmidt, H..- 1980. 37p.
Author(s): Süße, Heinz.- 1984. 69p.
Author(s): Thiele, Gisela.- 1990. 24p.