Todd, David Keith . <br/><br/>
Ground water Hydrology /  Textual Documents 
David Keith Todd. 
 - 2nd ed. / 
 - New York :  John Wiley & Sons ,  C 1980. 
 - 535p. :  ill. ;  23cm . 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>0-471-87616-X 
<br/><br/><label>Subjects--Index Terms: </label>Geology Groundwater Hydrology PG-Geology 
<br/><br/><label>Dewey Class. No.: </label>551.49  / To 566 Gr