000			00292nam a2200121Ia 4500
100			_aElhance, D. N.
942			_cBK
245			_aPractical problems in statistics, 20th rev ed.
260			_aAllahabad _bKitab Mahal _c1980
082			_aNo _bmention
300			_aviii,624
546			_aenglish
999			_c341337 _d341337
041			_aeng