Authors (8941)
Duelmer, H.
Name:Duelmer, H.
More information:
Dr Hermann Duelmer
University of Cologne
Data has been last edited on Jun 27 2013
Celebrating 10 years: Web Survey Methology book
Name:Duelmer, H.
More information:
Dr Hermann Duelmer
University of Cologne
Data has been last edited on Jun 27 2013