TY  - BOOK
AU  - GANTA VENKATA SIVA LAXMI
AU  - DIGUMARTI BHASKARA RAO
AU  - G L SUBBAIAH
TI  - ENVIRONMENTAL SCIENCE
SN  - 8171418392
PY  - 2006///
CY  - DELHI
PB  - DISCOVERY PUBLISHING HOUSE
KW  - ENVIRONMENTAL SCIENCE
ER  -