TY  - BOOK
AU  - Porter, A.E 
ED  - India. 
TI  - Census of India, 1931: Calcutta 
T2  - Census of India 1931
U1  - 54 /SD:312 
PY  - 1933///
CY  - Calcutta
PB  - The Superintendent of Census Operation
KW  - Census
KW  - Calcutta
KW  - Population
KW  - India
N1  - Volume - 6, Parts-1 & 2
ER  -