Hits 21-30 within 38 documents
Hits 21-30 within 38 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 39p.
Author(s): Mehlhorn, Hans-Georg.- 1979. 24p.
Author(s): Gerth, Werner; Ronneberg, Heinz.- 1979. 25p.
Author(s): Förster, Peter; Schulze, Harri.- 1979. 93p.
Author(s): Starke, Kurt; Siegel, Ulrike; Förster, Peter.- 1974. 237p.
Author(s): Ulrich, Gisela.- 1975. 49p.
Author(s): Enke, Annelies; Pinther, Arnold.- 1974. 32p.
Author(s): Voß, Peter.- 1975. 17p.
Author(s): Voß, Peter.- 1975. 41p.
Author(s): Hanowski, M.; Herzog, Hans; Schulze, H..- 1975. 40p.