Hits 1-10 within 11 documents
Hits 1-10 within 11 documents
Author(s): Voß, Peter; Dorn, Harry; Geier, Wolfgang; Ulrich, Gisela.- 1977. 19p.
Author(s): Wiedemann, Dieter.- 1979. 34p.
Author(s): Geier, Wolfgang.- 1979. 12p.
Author(s): Geier, Wolfgang; Wolff, Angelika; Schneider, Elisabeth; Wiedemann, Dieter.- 1974. 168p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1977. 60p.
Author(s): Bonus, Hans.- 1971. 67p.
Author(s): Siegel, Ulrike.- 1970. 53p.
Author(s): Geier, Wolfgang.- 1978. 41p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 64p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1979. 89p.