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Hits 1-3 within 3 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1984. 110p.
Author(s): Wiedemann, Dieter.- 1984. 30p.
Author(s): Wiedemann, Dieter; Stiehler, Hans-Jörg.- 1984. 34p.