ALEXANDER, J.W. GIBSON, L.J. <br/><br/>
ECONOMIC GEOGRAPHY 

 - 2nd Ed. 
 - New Delhi  Prentice-Hall of India Pvt. Ltd., New Delhi   1979 
<br/><br/><label>ISBN: </label>0 87692 074 1 
<br/><br/><label>Dewey Class. No.: </label>330.9  / ALE/E