TY  - BOOK
AU  - Sinha, V.C.
AU  - Zacharia, E.
TI  - Elements of demography:  with demographic profile of India and the world 
SN  - 817023093 4
U1  - 304.6/301.32/SIN 
PY  - 1986///
CY  - New Delhi
PB  - Allied Publishers
KW  - Population -
KW  - Factors affecting social behaviour - Population -
N1  - Includes references
ER  -