Warf Barney Ed. <br/><br/>
Encyclopedia of human geography 

 - New Delhi   Sage Publication          2006 
 - xxviii, 616p  cm. 
<br/><br/> Bibliography P 551-580 
<br/><br/><label>ISBN: </label>0761988580  5223.8900000000003 
<br/><br/><label>Source: </label> 11900, 02/01/2008, GOVINDA BOOK HOUSE  General Book 
<br/><br/><label>Dewey Class. No.: </label>U47k, P6/RR