00289nam a22000977a 4500008004100000020001800041100001400059245005400073260005600127300000800183250922b        |||||||| |||| 00| 0 eng d  a9780070083271  aDas, N. G  aStatistical methods combined edition (vol I & II)  aChennaibMcGraw Hill Education India Pvt Ltd.c2009  a907