Iwai, Shigehisa. <br/><br/>
Wastewater treatment with microbial films / 
Shigehisa Iwai and Takane Kitao. 
 - Lancaster :   Technomic Pub. Co.,   ©1994. 
 - viii, 182 pages :  illustrations ;  23 cm.  
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>1566761123 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage --Fixed-film biological process.--Purification
<br/><br/><label>Dewey Class. No.: </label>628.352 IWA