2007-11-24T01:07:00+00:00
xsd:dateTime
grondlegger bedrijf in opiniepeilingen Gallup, statisticus @nl
100769
xsd:long
2007-11-24T01:07:00+00:00
xsd:dateTime
2023-04-05T09:38:58+00:00
xsd:dateTime
approved
Gallup, George @nl
George Gallup (jr.) @nl
George Gallup @nl
G.H. Gallup @nl
Gallup, G.H. @nl
Gallup, George (jr.) @nl
Gallup, George @nl