TY  - BOOK
T1  - Survey research in the United States :roots and emergence, 1890-1960 /
DA  - c1987.
CY  - Berkeley :
AU  - Converse, Jean M.,
CN  - HA31.2
CN  - HA31.2
PB  - University of California Press,
PP  - Berkeley :
PY  - c1987.
N1  - Includes index.
ID  - 134171
KW  - Sampling (Social science)
KW  - Social surveys
SN  - 0520053990
TI  - Survey research in the United States :roots and emergence, 1890-1960 /
ER  -