TY  - BOOK
AU  - Vaus, David De
TI  - Social surveys 2
SN  - 9781412923682
U1  - 300.723 VAU.3 
PY  - 2007///
CY  - Thousand Oaks, CA
PB  - SAGE Publications
KW  - Social sciences--Research--Methodology
KW  - Social surveys
KW  - Social surveys--Methodology
N1  - Includes bibliographical references
ER  -