TY  - BOOK
AU  - Joseph,Benny
TI  - Environmental studies
SN  - 9780070648135
U1  - 372.357 21
PY  - 2009///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Environmental sciences
KW  - Environment
KW  - Human ecology
KW  - Environmental protection
N1  - Includes index
ER  -