TY  - GEN
AU  - Henry, J Glynn 
AU  - Heinke, Gary W
TI  - Environmental science and engineering
SN  - 9788120326057
PY  - 2012///
CY  - New Delhi
PB  - PHI Learning 
KW  - Environment - Engineering
KW  - Water and air pollution
KW  - Atmospheric sciences
KW  - Environmental hazards
ER  -