TY  - BOOK
AU  - Sharma, H. S & Khan, T. I 
TI  - Environmental conservation depleting resources and sustainable development
SN  - 8179100324
U1  - 333.7 SHA 
PY  - 2003///
CY  - Jaipur, India
PB  - Aavishkar Publishers, Distributors 
ER  -