000 00335nam a2200145Ia 4500
020 _a0174312806
082 _b2159
_a510
100 _a"DC Taylor"
245 0 _aEssential Mathematics
260 _b,Thomas Nelson
_aSingapore
_c1981
300 _a388
944 _cBK
999 _c630729
_d630729