Hammer, Mark J. <br/><br/>
Water and wastewater technology 
by Mark J.Hammer and Mark J.Hammer,Jr. 
 - Fourth edition 
 - Upper Saddle River,NJ  Prentice Hall  c2001 
 - vii,536p.  ill.;  26cm 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0130258679 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal.<br/>Water-supply engineering.