000 00331nam a2200145Ia 4500
020 _a1857581016
082 _b2616
_a510
100 _a"George Rodda"
245 0 _aBack to Basics Maths
260 _bBritish Library
_aUSA
_c1996
300 _a32
944 _cTR
999 _c584082
_d584082