000 00279nam a2200121Ia 4500
100 _aSingh, J K
020 _a978-81-8318-841-2
942 _cBK
245 _aBusiness mathematics
260 _aHimalaya publishing House, Mumbai
_c2007
082 _a511.8 Sin
300 _axii,713
999 _c40807
_d40807