Graham, Nigel <br/><br/>
Advances in slow sand and alternative biological filtration 

 - Chichester  John Wiley  1996 
 - [17],461 p.  Illustration 
<br/><br/><label>ISBN: </label>0471967408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SLOW SAND FILTRATION<br/>WATER<br/>WATER FILTRATION<br/>WATER PURIFICATION<br/>WATER TREATMENT PROCESS
<br/><br/><label>Dewey Class. No.: </label>628.162  / ADV