000 00323nam a2200145Ia 4500
020 _a0719541549
082 _b1833
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100 _a"C.J. COX & D. BELL"
245 0 _aUNDERSTANDING MATHEMATICS 1
260 _c1985
300 _a149
944 _cTR
999 _c601184
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