00350nam a22001337a 450000500170000001000130001703500130003003700330004308200120007610000180008824500390010626000500014530000210019520180818133515.0  aB-158666  aB-158666  bA P H Publishing Corporation  a370.015  aMahmud, Jafar  aEducation psychologycJafar Mahmud  aNew DelhibA P H Publishing Corporationc2004  a249p.c22cm(hbk)