TY  - BOOK
AU  - Peavy, Howard S.
AU  - Rowe, Donald R./Tchobanoglous, George/
TI  - Environmental engineering
SN  - 9789351340263
U1  - 628.16  P329E 
PY  - 2013///
CY  - New Delhi
PB  - McGraw hill education
ER  -