000 00343nam a2200145Ia 4500
020 _a185758063X
082 _bTR 2354
_a510
100 _a"GEORGE RODDA"
245 0 _aBACK TO BASICS MATHS
260 _b,LETTS EDUCATIONAL
_aHONG KONG
_c1992
300 _a32
944 _cTR
999 _c580318
_d580318