Improving Survey Methods: Lessons from Recent Research
Link: http://www.google.si/books?id=bG1eBAAAQBAJ&dq=Web+surveys&lr=&hl=sl&source=gbs_navlinks_s
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Uwe Engel, Ben Jann, Peter Lynn, Annette Scherpenzeel, Patrick Sturgis
Data has been last edited on Nov 17 2014