TY  - BOOK
AU  - Modi, P. N. 
TI  - Environmental engineering: sewage treatment and disposal and waste water engineering, vol. II
SN  - 9788190089324
U1  - 628 
PY  - 2015///
CY  - Delhi
PB  - Rajson Publications
KW  - CE
KW  - Environmental engineering
N1  - Includes bibliographical references and index
ER  -