Hammer, Mark J. <br/><br/>
Water and wastewater technology 
Mark J. Hammer and, Mark J. Hammer Jr.. 
 - 3rd  ed. 
 - New Delhi  Prentice Hall of India  2000 
 - vi, 519p.: ill.; 24cm. 
<br/><br/><label>ISBN: </label>81-203-1378-x. 
<br/><br/><label>Dewey Class. No.: </label>628.162  / H22W