TY  - BOOK
AU  - Peavy, Howard S.
AU  - Tchobanoglous, George 
AU  - Rowe, Donald R. 
TI  - Environmental engineering 
SN  - 9789351340263
U1  - 628 
PY  - 2016///
PB  - Mcgraw Hill education Private Ltd. New Delhi -16
KW  - Electronics
ER  -