Lean,Geoffrey. <br/><br/>
Rich world,poor world. 

 - ed. 
 - london :  George Allen,  1978. 
 - 352  p. ;    cm. 
<br/><br/>index. 
<br/><br/><label>ISBN: </label> $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic.