Hits 1-10 within 11 documents
Hits 1-10 within 11 documents
Author(s): Friedrich, Walter.- 1974. 27p.
Author(s): Mehlhorn, Hans-Georg.- 1972. 13p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 19p.
Author(s): Gerth, Werner.- 1975. 10p.
Author(s): Netzker, Wolfgang; Kaftan, Burkhard.- 1977. 16p.
Author(s): Holzweißig, Werner.- 1978. 23p.
Author(s): Förster, Peter.- 1975. 125p.
Author(s): Hahn, Thomas; Spohn, Willfried.- 1979. 577-588p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1976. 24p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 34p.