Hammer, Mark J. <br/><br/>
Water and Waste-water technology 
Mark J. Hammer 
 - New York  John Wiley & Sons  c1977 
 - viii,504p.  ill.;  26cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471037877 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage-disposal<br/>Water-supply engineering