00345nam a2200145Ia 4500003000500000008004100005020000900046040000900055041001200064082002600076100002300102245005200125260000900177650001300186NDCL180829s9999||||ii |||||||||||||| ||eng||  a9561  aNDCL  aEnglish  a511.8 Da Sou216th ed  aDey, Saurendranath 0aBabasaya Ganit O ParisankhancSaurendranath Dey  c2001  aCommerce