Thoman Richard S <br/><br/>
Geography of economic activity 
Thoman Richard S; Corbin Peter B 
 - 3 
 - New York  McGraw Hill U S A       1974 
 - viii,420p  cm. 
 - McGraw Hill series in geography .
<br/><br/> Bib p. 403-08 
<br/><br/><label>ISBN: </label>0070642079 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic Geography
<br/><br/><label>Dewey Class. No.: </label>U6.1.N6, K8;L4