TY  - BOOK
AU  - De ARNAB KUMAR
AU  - De ANILKUMAR
TI  - TEXTBOOK OF ENVIRONMENTAL SCIENCE
SN  - 978-93-81714-54-6
U1  - 620.8 
PY  - 2014///
CY  - 4850/24,ANSARI ROAD
PB  - SCIENTIFIC INTERNATIONAL PVT.LTD. 
ER  -