000			00292nam a2200133Ia 4500
100			_aDas, M N
020			_a81-224-0119-8
654			_aMaths.
942			_cBK
245			_aStatistical methods and concepts
260			_aNew Age, New Delhi _cc1989
082			_a311 Das
300			_axii, 256
999			_c26294 _d26294