TY  - BOOK
ED  - India. National Sample Survey Organisation
TI  - Instructions to field workers on working class and middle class family living surveys: 1958 - 59: schedules of enquiry
U1  - 000SC:300(54) 
PY  - 1958///
CY  - Calcutta
PB  - NSSO
KW  - Field workers
KW  - Middle class
KW  - Working class
ER  -