000 00280nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aGupta S P
245 0 _aStatistical Methods
260 _bSulthan Chand&Sons
_c1984
300 _axxxiiip
650 _aStatistics
942 _cBK
999 _c5056
_d5056