Humenick, Michael J <br/><br/>
Water and wastewater treatment :  calculations for chemical and physical processes / 
Michael J. Humenick, Jr. 
 - New York :  M. Dekker,  1977. 
 - viii, 236 pages :  illustrations ;  24 cm. 
 - Pollution engineering and technology  4 .
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0824764854 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification--Problems, exercises, etc<br/>Sewage--Purification--Problems, exercises, etc