000 00365nam a2200145Ia 4500
020 _a9810107285
082 _b70
_a000
100 _a"GODFREY HALL"
245 0 _aTIMES 1000 WORDS OF SCIENCE AND MATHS
260 _b,FEDERAL PUBLICATIONS PVT LTD
_aSINGAPORE
_c1997
300 _a96
944 _cR
999 _c577786
_d577786