000			00338nam a2200133Ia 4500
008			161229s9999 xx 000 0 und d
020			_a8122401198
082			_a519 DAS/ST
100			_aDas, M N
245			_aStatistical Methods and Concepts
260			_bNew age international _aNew Delhi _c1989
300			_axii, 256
942			_cBK
999			_c154533 _d154533