000 00307nam a22001457a 4500
999 _c44885
_d44885
003 OSt
020 _a9789351611127
082 _a519.5 GUP-S
100 _aGupta, S P
245 _aStatistical Methods
260 _aNew Delhi
_bSultan Chand
_c2017
300 _a1432p.
901 _a29499
942 _2ddc
_cBK