00497nam a2200169Ia 4500008004100000020001800041040001900059041001200078082002700090100002100117245005000138260004500188300002500233504002600258650003300284850001000317131103s9999    xx            000 0 und d  aSBN 340089032  aLoreto College  aEnglish  a371.2/VERbLCLIB/18791  aVernon,Philip E. 4aThe measurement of abilitiescPhilip E.Vernon  aLondonbUniversity of London Pressc1956  axii,276 p. c 10 cm.  aSixth impression 1968  aSchools and their activities  aLCLIB