000 00281nam a2200121Ia 4500
008 221001s1964 xx 000 0 eng d
082 _a310 ZIA
100 _aZia-ud-din
245 0 _aPractical staistics
250 _a6th ed.
260 _aDelhi
_bS. Chand
_c1964
942 _2ddc
_cBK
999 _c45160
_d45160