Hits 1-10 within 26 documents
Hits 1-10 within 26 documents
Author(s): Lutz, Burkart.- 1972. 138p.
Author(s): Gerth, Werner; Burkhardt, Erwin; Bernard, Günter; Bertram, Barbara; Bonus, Hans; Heinrichs, W.; Höpfner, E..- 1970. 62p.
Author(s): Voß, Peter; Geier, Wolfgang; Ulrich, Gisela; Dorn, Harry; Heinicke, Hans.- 1977. 163p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1977. 37p.
Author(s): Ronneberg, Heinz.- 1976. 54p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1977. 95p.
Author(s): Mehlhorn, Hans-Georg.- 1977. 144p.
Author(s): Gehrisch, Harald.- 1978. 43p.
Author(s): Gehrisch, Harald.- 1977. 4p.