Thoman, Richard S.,  1919- <br/><br/>
Focus on geographic activity :  a collection of original studies / 
Richard S. Thoman [and] Donald J. Patton 
 - New York :  McGraw-Hill,  1964 
 - v, 199 p. :  maps ;  25 cm. 
<br/><br/><label>ISBN: </label> USD 3.95 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic geography
<br/><br/><label>Dewey Class. No.: </label>330.9082