Callegaro, Mario <br/><br/>
Web Survey/ 
by Mario Callegaro, Katja Lozar Manfreda and Vasja Vehovar 
 - Los Angeles  SAGE  c2015 
 - xix,318p.:  ill: 
<br/><br/> including acknowledgments, bibliography and index 
<br/><br/><label>ISBN: </label>9780857028617 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet surveys<br/>Social sciences--Research--Methodology
<br/><br/><label>Dewey Class. No.: </label>001.433