Hits 1-6 within 6 documents
Hits 1-6 within 6 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1981. 49p.
Author(s): Wiedemann, Dieter.- 1982. 20p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1981. 19p.
Author(s): Felber, Holm; Günther, Cordula; Hahn, Jochen; Karig, Ute; Lindner, Bernhard; Müller, Margrit; Stiehler, Hans-Jörg.- 1988. 37p.
Author(s): Wiedemann, Dieter; Geier, Wolfgang; Weiß, Anita; Gehrisch, Harald.- 1975. 41p.
Author(s): Stiehler, Hans-Jörg.- 1981. 31p.