TY  - BOOK
AU  - Asthana S K and Meera, Asthana 
AU  -  Meera, Asthana
TI  - Environment: Problems And Solution
PY  - 1998///
CY  - New Delhi
PB  - S.Chand & Co. (Pvt) Ltd, 
KW  - Environment: Problems And Solution
N1  - General
ER  -