TY  - BOOK
AU  - Davis, Mackenzie L.
AU  - Masten, Susan J.
TI  - Principles of environmental engineering and science
SN  - 9781259098499
U1  -  628 
PY  - 2009///
CY  - New Delhi,India
PB  - McGraw Hiill Education (India)
KW  - Environmental engineering
ER  -