TY  - BOOK
AU  - Manjunath, D L
TI  - ENVIRONMNETAL STUDIES
U1  - 333.703 
PY  - 2007///
CY  - South Asia
PB  - Dorling Kindersley pvt.ltd,
KW  - environmental pollution
KW  - acid rain
KW  - land polluction
N1  - bibliography& index
ER  -