Gray, N. F <br/><br/>
Water technology: an introduction for environmental scientists and engineers 
N.F. Gray 
 - New Delhi  Viva Books  2000 
 - xi, 548p. : ill 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788176491532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Technology
<br/><br/><label>Dewey Class. No.: </label>628.1 GRA