Hits 111-120 within 134 documents
Hits 111-120 within 134 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1976. 24p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1978. 26p.
Author(s): Pinther, Arnold.- 1980. 10p.
Author(s): Schmidt, H..- 1980. 37p.
Author(s): Ronneberg, Heinz.- 1980. 17p.
Author(s): Friedrich, Walter.- 1987. 30p.
Author(s): Gerth, Werner.- 1986. 42p.
Author(s): Förster, Peter.- 1987. 31p.
Author(s): Thiele, Gisela.- 1987. 15p.