TY  - BOOK
ED  - India . National Sample Survey Office
TI  - NSS 23rd round : July 1968-June 1969; amendents and classification instructions to field staff
U1  - 311.2 21st
PY  - 1968///
CY  - Calcutta
PB  - Govt. of India Press
KW  - Sampling (Statistics); India-Staticties
N1  - Contents: v.2. Schedules of enquiry
ER  -