TY  - BOOK
AU  - Sawyer, Clair N.
AU  - McCarty, Perry L.
AU  - Parkin, Gene F.
TI  - Chemistry for environmental engineering and science 
SN  - 9780070532441
U1  - 628.0154 
PY  - 2003///
CY  - New Delhi
PB  - McGraw Hill Education
KW  - Environmental chemistry
KW  - Sanitary engineering
KW  - Environmental protection engineering
N1  - One copy price USD 24.39 Exchange rate 1 USD= 156.97 LKR on the date of 19/02/2018
ER  -