TY  - GEN
AU  - Weisberg, Herbert F
AU  - Bowen, Bruce D
TI  - An introduction to survey research and data analysis
SN  - 0716704846
U1  - 309.0182 
PY  - 1977///
CY  - San Francisco
PB  - W.H. Freeman
KW  - SOCIAL SCIENCE
ER  -