Hits 21-30 within 43 documents
Hits 21-30 within 43 documents
Author(s): Voß, Peter; Kuhnke, Ralf.- 1985. 173p.
Author(s): Hoffmann, Achim.- 1984. 57p.
Author(s): Voß, Peter; Geier, Wolfgang; Ulrich, Gisela; Dorn, Harry; Heinicke, Hans.- 1977. 163p.
Author(s): Schwarz, Norbert.- 1987. 12p.
Author(s): Ronneberg, Heinz.- 1977. 22p.
Author(s): Lapina, Natalia.- 1997. 29p.
Author(s): Keiser, Sarina.- 1989. 58p.
Author(s): Witte, Erich H.; Sack, Peter-Michael; Kaufman, J..- 1998. 53p.
Author(s): Wiedemann, Dieter.- 1975. 15p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1975. 27p.