TY  - BOOK
AU  - Sivakumar, M
AU  - Saravanan, R
TI  - Principles of environmental science and engineering : for vii semester civil, mechanical, ECE, CSE, IT, and all branches
CY  - Tamil Nadu
KW  - Ecosystem
KW  - Environmental engineering
KW  - Environmental management
KW  - Environmental science
KW  - Pollution control act -- Air and water
ER  -