00249nam a2200097Ia 4500008004000000082001500040100002400055245002900079260003500108300000800143210210b1974   xxu||||| |||| 00| 0 eng d  a519.5 RAOT  aRAO (P S Narayana).  aText book of statistics.  aBangalorebSubhas Storesc1974  a276