000 00346nam a2200145Ia 4500
020 _a9971051621
082 _b1794
_a510
100 _a"Teo choon Teck"
245 0 _aExcel in o-level Mathematics
260 _bEPB publishers
_aPakistan
_c1996
300 _a188
944 _cTR
999 _c698833
_d698833