TY  - BOOK
AU  - Masters, Gilbert M
AU  - Ela, Wendell P
TI  - Introduction to environmental engineering and science
SN  - 9788120336919
CY  - New Delhi
KW  - Air and water pollution
KW  - Environmental chemistry
KW  - Environmental engineering
KW  - Water quality control
N1  - Includes bibliographical references and index
ER  -