Hammer, Mark J., 1931-  <br/><br/>
Water and wastewater technology  
/ Mark J. Hammer, Mark J. Hammer, Jr.. 
 - 7th ed. 
 - Upper Saddle River, N.J.  Pearson/Prentice Hall  c2012. 
 - xi, 460p  ill  29cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780135114049  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal.<br/>Water-supply engineering.
<br/><br/><label>Dewey Class. No.: </label>628.1 HAM 2012