TY  - BOOK
AU  - Joseph, Benny 
TI  - Environmental studies
SN  - 9780070648135
U1  - 333.707 
PY  - 2009///
CY  - New Delhi 
PB  - Tata McGraw-Hill
KW  - Environmental sciences
KW  - Study and teaching
N1  - Includes glossary and  index
ER  -