IMHOFF, KARL <br/><br/>
SEWAGE TREATMENT 

 - 1ST ED. 
 - Estados Unidos  JOHN WILEY & SONS  1950 NEW YORK 
 - 370 
<br/><br/><label>LCCN: </label>23485 
<br/><br/><label>Dewey Class. No.: </label>628.3