?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Petersen&rft.au=Petersen%2C+B&rft.aufirst=B&rft.title=Bestaat+er+een+relatie+tussen+welvaart+en+de+Citotoets%3F&rft.date=2014&rft.degree=Bachelor