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082 _a509
_bUNI
_223
100 _aUNESCO
100 _aDator, James A.
245 _aScience and the factors of inequality: lessons of the past and hopes for the future /
_c[by] James A.Dator
260 _aParis
_bUNESCO
_c1979
300 _a273 p.
942 _cS