TY  - BOOK
AU  - Sonquist, John A.
AU  - Dunkelberg, William C.
TI  - SURVEY AND OPINION RESEARCH: PROCEDURES FOR PROCESSING AND ANALYSIS
SN  - 0 13 878264 4
U1  - 001.43 
PY  - 1977///
CY  - 
PB  - Prentice-Hall
ER  -