Hits 1-10 within 33 documents
Hits 1-10 within 33 documents
Author(s): Mavrozacharakis, Emmanouil; Lavdas, Kostas A..- 2014. 20p.
Author(s): Sauer, Martina.- 2007. 282p.
Author(s): Geser, Hans.- 2007. 31p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1981. 56p.
Author(s): Lange, Günter.- 1982. 29p.
Author(s): Geser, Hans.- 2007. 27p.
Editor(s): Zentralinstitut für Jugendforschung (ZIJ).- 1987. 161p.
Author(s): Dennhardt, Rudolf.- 1989. 69p.
Author(s): Voß, Peter.- 1984. 101p.
Author(s): Pollmer, Käte.- 1989. 47p.