Sawyer, Clair N. <br/><br/>
Chemistry for sanitary enginers /by Clair N.Sawyer and Perry L.McCarty 

 - 2nd 
 - New York  McGraw-Hill  1967 
 - xi, 518p. 
 - McGraw-Hill Series in Sanitary Science and Water Resource Engineering .
<br/><br/><label>Dewey Class. No.: </label>540.262  / N67