Hits 1-6 within 6 documents
Hits 1-6 within 6 documents
Author(s): Pinther, Arnold.- 1981. 10p.
Author(s): Rentzsch, S..- 1975. 20p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1986. 41p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1987. 43p.
Author(s): Bathke, Gustav-Wilhelm; Schreiber, J..- 1987. 137p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1985. 48p.