World development report 1981. 

 - New York :  Oxford University Press,  1981. 
 - viii, 192 p. : 
<br/><br/> Published for the World Bank. 
<br/><br/><label>ISBN: </label>GDB1791 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Developing countries
<br/><br/><label>Dewey Class. No.: </label>330.91724  / Wo