Hits 61-70 within 152 documents
Hits 61-70 within 152 documents
Author(s): Gerth, Werner; Bertram, Barbara; Kaftan, Burkhard; Ronneberg, H..- 1975. 81p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 61p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 47p.
Author(s): Gerth, Werner.- 1967. 31p.
Author(s): Ronneberg, Heinz.- 1976. 54p.
Author(s): Süße, Heinz; Schmidt, Helfried; Holzweißig, Werner.- 1977. 65p.
Author(s): Gerth, Werner.- 1975. 10p.
Author(s): Geier, Wolfgang; Ulbrich, Hans-Joachim.- 1976. 71p.
Author(s): Mehlhorn, Hans-Georg.- 1983. 74p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1976. 24p.