TY  - BOOK
AU  - Weisberg, Herbert F
AU  - Krosnick, Jon A / Bowen, Bruce D
TI  - An introduction to survey research, polling, and data analysis
SN  - 0803974027
AV  - HN 29 W426i 1996 
PY  - 1996///
CY  - Thousand Oaks
PB  - Sage Publications
ER  -