000 00330nam a2200145Ia 4500
020 _a969505045x
082 _bT-749
_a510
100 _a"na"
245 0 _aStage 5 mathematics
260 _bSunrise Publication
_aKarachi
_c2005
300 _a146
944 _cTB
999 _c275915
_d275915