Hits 21-25 within 25 documents
Hits 21-25 within 25 documents
Author(s): Friedrich, Walter.- 1979. 5p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1974. 15p.
Author(s): Kaftan, Burkhard; Fischer, Evelyne; Herting, Gabriele.- 1983. 28p.
Author(s): Förster, Peter.- 1988. 16p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1983. 41p.