TY  - BOOK
AU  - Balakrishana, Geetha R.
AU  - Bhatta, Lakshminarayana K G.
TI  - Environmental studies
U1  - 303.707 BAL 
PY  - 2013///
CY  - Banglore
PB  - Sri Manjunatha publications
KW  - Environment
N1  - Prescribed reference book by VTU for B.E students
includes index
ER  -