00393nam a2200145Ia 450000500170000000800460001703700140006304000200007704100130009708400210011010000200013124500290015126000570018030000100023720250508154418.0008  250505s9999    xx            000 0 eng d  aReference  aFEDLbengcFEDL  aeng2eng  a152.8, VERqFEDL  aVernon Philip E 0aMeasurement of abilities  aLondon, UKbUniversity of London Press Limitedc1963  a276p.