000 00399cam a22001337a 4500
008 180718b1979 xxu||||| |||| 00| 0 eng d
082 _aP421 In8a
100 _aGrawe, Roger
245 _aAbility in pre-schoolers, earnings, and home-environment
_cby Roger Grawe
260 _aWashington, D.C.
_bIBRD
_c1979
300 _a92p.
440 _aStaff Working Paperno.322
650 _aEducation, Pre-School
999 _c223534
_d223534