000			00349nam a2200145Ia 4500
008			220503s2021 xx 000 0 und d
020			_a9789351611769
041			_aeng
100			_aGupta, S P
245			_aStatistical methods
250			_a46
260			_aNew Delhi _bSultan Chand and Son's _c2021
500			_aLending
650			_aStatistics
999			_c105207 _d105207