TY  - BOOK
AU  - Backstrom,Charles Herbert
AU  - 
TI  - Survey Research
SN  - 0471025437
U1  - 303.38 23
PY  - 1981///
CY  - New York
PB  - Wiley
KW  - Public opinion polls
KW  - Social sciences
KW  - Research
N1  - Includes bibliographies and index
ER  -