000 00278nam a2200121Ia 4500
008 211105s9999 xx 000 0 und d
020 _aVYASA12523
100 _aGupta S. P.
245 0 _aStatistical Methods
250 _a\N
260 _bSultan Chand &Sons
_c\N
300 _a1425p.
999 _c5179
_d5179