00287nam a2200133Ia 4500020000900000082000800009100003300017245004100050250000800091260003100099300000800130500000900138650000600147  aNULL  a519  aChand, Mahesh / Nand Kishore 0aElements Of Statistics & Probability  a2nd  aLuckhnowbPrakashan Kendra  a214  a1068  a-