000 00325nam a2200145Ia 4500
020 _a0194432431
082 _b964
_a510
100 _a"Mathew Abraham"
245 0 _aMENTAL MATHEMATICS
260 _b,OXFORD,COLLINS
_c1997
300 _a32
944 _cBK
999 _c532873
_d532873