Links (1889)
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
More information:
Uwe Engel, Ben Jann, Peter Lynn, Annette Scherpenzeel, Patrick Sturgis
Data has been last edited on Nov 17 2014