TY  - BOOK
AU  - Callegaro,Mario
AU  - Lozar Manfreda,Katja
AU  - Vehovar,Vasja
TI  - Web survey methodology
SN  - 9780857028600 (hardback)
U1  - 001.433 
PY  - 2015///
CY  - Los Angeles
PB  - SAGE
KW  - Internet surveys
N1  - Includes biblographical references (pages 268-299) and indexes
ER  -