Returns to education  an international comparison 
[by] George Psacharopoulos /;assisted by Keith Hinchliffe.  
 - San Franciso  Jossey-Bass  1973.  
 - xiii,216p.  illus  23cm. 
<br/><br/>Bibliography, p.199-207.  
<br/><br/><label>ISBN: </label>0875891543 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education---Economic aspects---Cases