000 00331nam a2200145Ia 4500
020 _a9781405215572
082 _bT823
_a510
100 _a"Seng, Teh Keng"
245 0 _aMathematics 1
260 _b,Egmont books
_aLondon
_c2005
300 _a420
944 _cTB
999 _c228768
_d228768