TY  - BOOK
AU  - Weisberg, Herbert,f
AU  - Krosnick, Jon,A
AU  - Bowen, D.Bruce
TI  - Introduction to survey research and data analysis
SN  - 0673397645
U1  - 300.72, 
PY  - 1989///
CY  - Glenview: Scott,Foresman aNew Delhi Company
ER  -