Hammer, Mark J.. Water and wastewater technology / Mark J. Hammer, Mark J. Hammer(Jr). - 3rd ed / . - New Delhi : Prentice Hall of India , 1996. - vi,519p. : ill. ; 24cm . NULL ISBN: 812031378X Rs. 195.00 Subjects--Index Terms: WATER REUSE WATER ANALYSIS Dewey Class. No.: 628.162 / HAM/W