TY - BOOK AU - Couper, Mick TI - Designing effective Web surveys SN - 9780521889452 SN - 200802140 U1 - 300.723 COU PY - 2008/// CY - Cambridge PB - Cambridge University Press KW - Internet surveys KW - Social surveys - Methodology KW - Surveys - Methodology - Technological innovations N1 - Includes bibliographical references (p. 363-387) and indexes ER -