Hits 11-15 within 15 documents
Hits 11-15 within 15 documents
Author(s): Martens, Helmut.- 2003. 113p.
Author(s): Mendius, Hans Gerhard; Heidling, Eckhard; Weimer, Stefanie.- 1993. 213p.
Author(s): Kock, Klaus.- 2009. 89p.
Author(s): Witzak, Patrick.- 2016. 26p.
Editor(s): Institut für Demoskopie Allensbach (IfD).- 2016. 101p.