Hits 1-10 within 23 documents
Hits 1-10 within 23 documents
Author(s): Pinther, Arnold.- 1970. 23p.
Author(s): Pinther, Arnold.- 1970. 65p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 82p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1972. 45p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1974. 31p.
Author(s): Kabat vel Job, Otmar.- 1974. 11p.
Author(s): Schmidt, Lutz.- 1978. 34p.
Author(s): Mehlhorn, Hans-Georg.- 1975. 72p.
Author(s): Pinther, Arnold.- 1977. 10p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1977. 35p.