TY  - BOOK
AU  - MASTERS,Gilbert M.
AU  - Ela, Wendell P.
TI  - Introduction to environmental engineering and science
SN  -  9788131723265
U1  - 628 
PY  - 2008///
CY  - India
PB  - Pearson education
KW  - Environmental engineering
KW  - Sanitary engineering
KW  - Environmental science
N1  - Includes index
ER  -