Walton, William Clarence. <br/><br/>
Principles of groundwater engineering / 
William C. Walton. 
 - Chelsea, Mich. :  Lewis Publishers,  c1991. 
 - xx, 546 p. :  ill. ;  24 cm. 
<br/><br/> H.B 
<br/><br/>Includes bibliographical references (p. [377]-407) and index. 
<br/><br/><label>ISBN: </label>0873712838 
<br/><br/><label>LCCN: </label>90090765  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater--Management.<br/>Groundwater flow.<br/>Groundwater.
<br/><br/><label>LC Class. No.: </label>TD403  / .W35 1991 
<br/><br/><label>Dewey Class. No.: </label>462.18643 WAL