TY  - BOOK
ED  - Cabinet Secretariat Government of India
TI  - National Sample Survey No.210: - Twentyfirst round: July 1966 - June 1977 - Birth and death rates by recall period
CY  - Delhi
KW  - Birth rates
KW  - Death rates
KW  - Economics
KW  - Macro economics
KW  - NSS.210: Twentyfirst round
ER  -