000 00307nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a031
_bGUP
100 _aGupta, S P
245 0 _aStatistical methods
250 _a10
260 _aNew Delhi
_bSultan Chand
_c1978
650 _aStatistics
942 _cBK
999 _c27518
_d27518