TY  - BOOK
AU  - Moser,Claus Adolf
AU  - Kalton, G.
TI  - Survey methods in social investigation
SN  - 0435826034
PY  - 1971///
CY  - London
PB  - Heinemann Educational
KW  - Public Health
KW  - Research Methodology
N1  - Bibliography: p. 489-525
ER  -