TY  - BOOK
AU  - Singh, V. S.
TI  - Demography of human population
SN  - 978-81-86772-55-3
U1  - 304.6 23rd.
PY  - 2013///
CY  - New Delhi
PB  - New Academic Publishers
KW  - Demography
KW  - Population
ER  -