TY  - BOOK
AU  - Hammer, Mark J.
TI  - Water and Wastewater Technology 
SN  - 0134700236
U1  - 628.3 
PY  - 1996///
CY  - Upper Saddle River, Nj : 
PB  - Prentice-Hall, 
KW  - Sewage Disposal
KW  - Water Supply Engineering
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-13-470023-6.pdf
ER  -