Kravis, I. B. <br/><br/>
International comparisons of real product and purchasing power 

 -  World Bank  1978 
 - 264p.  ill.  28cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Income
<br/><br/><label>LC Class. No.: </label>ECO QTO HC79.I5K7