Hits 1-10 within 34 documents
Hits 1-10 within 34 documents
Author(s): Hopfer, R.; Schneider, E..- 1970. 19p.
Author(s): Brück, Wolfgang.- 1982. 10p.
Author(s): Kalina, Georg; Starke, Kurt.- 1967. 149p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 56p.
Author(s): Langguth, M.; Schumann, Lothar.- 1972. 66p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 82p.
Author(s): Stiehler, Hans-Jörg.- 1985. 32p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1973. 25p.
Author(s): Bisky, Lothar; Wiedemann, Dieter.- 1980. 32p.
Author(s): Stiehler, Hans-Jörg.- 1980. 38p.