Hits 21-30 within 510 documents
Hits 21-30 within 510 documents
Author(s): Schubarth, Wilfried.- 1989. 26p.
Author(s): Schmidt, Helfried.- 1984. 72p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1982. 7p.
Author(s): Eißner, G.; Förster, Peter; Jogschies, O..- 1988. 42p.
Author(s): Ulbrich, Klaus.- 1982. 13p.
Author(s): Müller, Harry.- 1989. 14p.
Author(s): Süße, Heinz.- 1981. 7p.
Author(s): Friedrich, Walter.- 1974. 27p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1985. 120p.
Author(s): Lange, Günter.- 1989. 57p.