00362nam a2200133Ia 4500008004100000082001700041100002100058245003300079260004700112300000800159650001400167650002000181653002700201170901s1981    xx            000 0 und d  a370.15bP66S  aSandeep, Ponnala 0aSchools and Mental Abilities  aNew DelhibLight and Life Publishersc1981  a205  aEducation  aSocial sciences  aEducational psychology