TY  - BOOK
AU  - Parten, Mildred
TI  - SURVEYS, POLLS, AND SAMPLES
U1  - 307.2 
PY  - 1950///
CY  - New York
PB  - Harper
KW  - Social Surveys
KW  - Public Opinion Polls
N1  - Bibliography : P. 537-602
ER  -