TY  - BOOK
AU  - Singh, Jagdish
TI  - Paryavaran evam sanvikas
SN  - 81-7487-244-2
U1  - 363.7 21st
PY  - 2001///
CY  - New Delhi
PB  - Radha Publications
KW  - Ecology; Pollution; Environmental management
ER  -