00578nam a2200181Ia 4500082002000000100004900020245005600069260003000125300002400155490003100179500000500210690000600215700003300221952010100254964001700355921000900372999001500381  a379.11bP974.RE  aPsacharopoulos, George and Hinchliffe, Keith  aReturns to education; an international comparisonb  aAmsterdambElsevierc1973  axiv, 216p. Appendix  aStudies on Educationv v.2  a  a   aHinchliffe, Keith; jt. auth.  00104070aISIbISId1998-09-03l0o379.11 P974.REpDP7017r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a8329  c8329d8329