Griliches, Zvi. <br/><br/>
Price indexes and quality change. 

 - Cambridge.  Havard University Press.  1971 
 - x, 287p.  23cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>674704207 
<br/><br/><label>Dewey Class. No.: </label>338.528GRI.