Williamson, Alex K. <br/><br/>
Ground-water flow in the Gulf Coast aquifer systems, south-central United States / |c by Alex K. Williamson and Hayes F. Grubb. 

 - Washington, DC : |b U.S. G.P.O. ; |a Denver, CO : |b For sale by the U.S. Geological Survey, Information Services, |c [2001]. 
<br/><br/> Shipping list no. 
<br/><br/>Includes bibliographical references (p. 103-109) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater flow |z Gulf Coast (U. S.)<br/>Government publications
<br/><br/><label>LC Class. No.: </label>GB1197.7 |b .W57 2001 
<br/><br/><label>Dewey Class. No.: </label>
<br/><br/><label>Gov. Doc. Class. No.: </label>I 19.16:1416-F