Hits 81-90 within 107 documents
Hits 81-90 within 107 documents
Author(s): Schubarth, Wilfried.- 1989. 116p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 39p.
Author(s): Mehlhorn, Hans-Georg.- 1974. 23p.
Author(s): Bertram, Barbara; Gerth, Werner; Carl, Christine.- 1980. 45p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1975. 27p.
Author(s): Müller, Harry.- 1981. 78p.
Author(s): Ronneberg, Heinz.- 1981. 55p.
Author(s): Bertram, Barbara; Kaftan, Burkhard; Netzker, Wolfgang; Ronneberg, H..- 1975. 76p.
Author(s): Förster, Peter; Roski, Günter.- 1985. 15p.