Hits 1-6 within 6 documents
Hits 1-6 within 6 documents
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1989. 70p.
Author(s): Resnick, Philip.- 1994. 17p.
Author(s): Stiehler, Hans-Jörg.- 1975. 22p.
Author(s): Netzker, Wolfgang.- 1975. 49p.
Author(s): Schedler, Andreas.- 1993. 50p.
Author(s): Lijphart, Arend.- 1998. 13p.