Tebbutt , T . H . Y <br/><br/>
Principles of water quaity control 

 - Oxford  Pergamon press  c1971 
 - ix , 179p. 
<br/><br/><label>ISBN: </label>0080161286 
<br/><br/><label>Subjects--Index Terms: </label>Water quaity control - principles 
<br/><br/><label>Dewey Class. No.: </label>628.1621  / TEB