00441nam a22001697a 4500003000400000005001700004008004100021020001800062040000900080082002200089100001400111245006700125260003300192300001200225650001900237650001500256OSt20260513125955.0260513b        |||||||| |||| 00| 0 eng d  a9789380618463  cAKCL  a512.024339bSON-M  aSoni, R.S  aMathematics For Business, Economics and Finance /cby R.S.Soni  aNew Delhi:bAne Books,c2011  ap.14.65  aMathematics   aEconomics