Hits 21-30 within 129 documents
Hits 21-30 within 129 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1970. 99p.
Author(s): Roski, Günter.- 1986. 76p.
Author(s): Hahn, Jochen; Weiß, Anita.- 1982. 45p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 200p.
Author(s): Dennhardt, Rudolf; Lange, Günter; Schubarth, Wilfried.- 1990. 55p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 35p.
Author(s): Förster, Peter.- 1982. 53p.
Author(s): Langguth, M.; Schumann, Lothar.- 1972. 66p.
Author(s): Förster, Peter.- 1976. 19p.
Author(s): Mehlhorn, Hans-Georg.- 1972. 13p.