1.
Meningen van de Nederlandse bevolking over criminaliteit, 1990 ; Opinions of the Dutch population on criminality, 1990
Meningen van de Nederlandse bevolking over criminaliteit, 1985 ; Opinions of the Dutch population on criminality, 1985
Culturele Veranderingen in Nederland 1993 - CV'93 ; Cultural changes in the Netherlands 1993 - CV'93
Culturele Veranderingen in Nederland 1992 - CV'92 ; Cultural changes in the Netherlands 1992 - CV'92
Culturele Veranderingen in Nederland 1994 - CV'94 ; Cultural changes in the Netherlands 1994 - CV'94
Culturele Veranderingen in Nederland 1995 - CV'95 ; Cultural changes in the Netherlands 1995 - CV'95
Culturele Veranderingen in Nederland 2004 - CV'04 ; Cultural Changes in the Netherlands 2004 - CV'04
Culturele Veranderingen in Nederland 1998 - CV'98 ; Cultural changes in the Netherlands 1998 - CV'98
Culturele Veranderingen in Nederland 2000 - CV'00 ; Cultural changes in the Netherlands 2000 - CV'00