000			00396nam a22001697a 4500
999			_c195439 _d195439
003			OSt
082			_a519 _bGUP/ST
100			_aGupta, S P
245			_aStatistical methods
250			_a16th rev ed.
260			_aDelhi _bSultan Chand and Sons _c1981
546			_aEnglish
650			_aStatistics
650			_aStatistical methods
650			_aData sampling and design
942			_2ddc _cBK