TY  - BOOK
AU  - Metcalf & Eddy, Inc.
TI  - Wastewater engineering
SN  - 0070495394, 9780070495395
U1  - 628.3 
PY  - 2013///. 2015
CY  - New Delhi.
PB  - : McGraw Hill Education(India) Private Limited., 
ER  -