000 00319nam a2200145Ia 4500
020 _a9780195979558
082 _b1538
_a510
100 _a"Teh Keng Seng"
245 0 _aMathematics 6th Edition 1
260 _c2013
300 _a420
944 _cBK
999 _c494731
_d494731