Hits 1-8 within 8 documents
Hits 1-8 within 8 documents
Author(s): Ulbrich, Klaus.- 1985. 40p.
Author(s): Hoffmann, A.; Mehlhorn, Hans-Georg.- 1985. 75p.
Author(s): Rentzsch, S..- 1974. 35p.
Author(s): Fischer, Evelyne; Kasek, Leonhard; Spitzky, N.; Thiele, Gisela; Ulrich, Gisela.- 1989. 89p.
Author(s): Hahn, Jochen.- 1980. 38p.
Author(s): Thiele, Gisela.- 1985. 17p.
Author(s): Bertram, Barbara.- 1984. 113p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1980. 105p.