Reynolds, Tom D. <br/><br/>
Unit operations and processes in environmental engineering / 
Tom D. Reynolds, Paul A. Ricards 
 - 2nd ed. 
 - Boston  PWS Publishing Company  1995 
 - xvi, 798p.  ill.  24cm. 
<br/><br/>Includes  bibliographical  references and index 
<br/><br/><label>ISBN: </label>0534948847  RM329.74 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification<br/>Water--Purification