TY  - BOOK
ED  - India. National Sample Survey Organization
TI  - Amendments and clarifications for instructions to field workers: Volume I and II: National Sample Survey : 1959 -60
U1  - 000SC:300(54) 
PY  - 1959///
CY  - Calcutta
PB  - Indian Statistical Institute
KW  - Field works - Instructions
ER  -