TY  - BOOK
ED  - India. National Sample Survey Office
TI  - NSS 44th round: July 1988-June 1989: socio economic survey: instructions to field staff
U1  - 311.2 21st
PY  - 1988///
CY  - New Delhi
PB  - The Author
KW  - Sampling (Statistics); Economic surveys
N1  - Contents: v.2. Schedules of enquiry -v.1. Design, concepts, definitions and procedures
ER  -