ACKERMAN, EDWARD A <br/><br/>
TECHNOLOGY IN AMERICAN WATER DEVELOPMENT 

 - S.E. 
 - Estados Unidos  HOPK  1959 S.L. 
 - 710 
<br/><br/> CLASIFICACION: 627.046 
<br/><br/><label>LCCN: </label>24657 
<br/><br/><label>Dewey Class. No.: </label>627.046