1
documentation of national surveys on religious and secular attitudes in 1979, 1985 and 1990
1992
3
documentation of a national survey on religious and secular attitudes in 1979
4
documentation of a national survey on religious and secular attitudes in 1985
5
documentation of a national survey on religious and secular attitudes in 1990
1992
6
Tegen religieuze privileges in wetten, regels, praktijken, gewoonten en attitudes
7
10
de postseculiere maatschappij tussen "geloof" en "ongeloof"