1.
Culturele Veranderingen in Nederland 1991 - CV'91 ; Cultural changes in the Netherlands 1991 - CV'91
2.
3.
4.
5.
Culturele Veranderingen in Nederland 1985 - CV'85 ; Cultural changes in the Netherlands 1985 - CV'85
Culturele Veranderingen in Nederland 1986 - CV'86 ; Cultural changes in the Netherlands 1986 - CV'86
Culturele Veranderingen in Nederland 1987 - CV'87 ; Cultural changes in the Netherlands 1987 - CV'87