TY  - BOOK
AU  - Sivashanmugam, P.
TI  - Basics of environmental science and engineering
SN  - 8189422278
U1  - 628 
PY  - 2007///
CY  - New Delhi: 
PB  - New India Publishing Agency, 
KW  - Engineering
KW  - Natural resources
KW  - Social issues
KW  - Soil erosion
ER  -