TY  - BOOK
AU  - Davis, Mackenzie Leo
AU  - Cornwell, David A.,
TI  - Introduction to environmental engineering
SN  - 9780070671171:
U1  - 628 22
PY  - 2011///
CY  - New Delhi
PB  - TMH, 
KW  - Environmental engineering. ;  Sanitary engineering
N1  - Includes bibliographical references and index
ER  -