Walton, William C. <br/><br/>
Groundwater resource evaluation / 
William C. Walton 
 - London :  McGraw-Hill Book Company,  1970 
<br/><br/>Includes references & index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water resources evaluation
<br/><br/><label>Dewey Class. No.: </label>627.17  / WAL