TY  - BOOK
ED  - India. National Sample Survey Office
TI  - NSS 19th round : July 1964 and June 1965
U1  - 311.2 21st
PY  - 1971///
CY  - Delhi
PB  - Manager of Publications
KW  - Sampling (Statistics)
N1  - Contents: no. 177- Vital rates in India
ER  -