Powell, Sheppard T. <br/><br/>
Water conditioning for industry 

 - New York :   McGraw-Hill,   1954. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGUA<br/>PROVISION DE AGUA<br/>INDUSTRIAS
<br/><br/><label>Universal Decimal Class. No.: </label>628.1