TY  - BOOK
ED  - India. National Sample Survey Office
TI  - NSS 25th round : July 1970-June 1971subround-2-October-December 1970
U1  - 311.2 21st
PY  - 1975///
CY  - New Delhi
PB  - NSSO
KW  - Sampling (Statistics)
ER  -