000			00402nam a2200157Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a256139016
041			_aen
082			_a330.015195
100			_aMason, Robert Deward.
245		0	_aStatistical techniques in business and economics
250			_a9th ed.
260			_aBoston. _birwin McGraw Hill _c1996
300			_axix, 871 p
942			_cPR
999			_c57404 _d57404