000 00320 a2200121 4500
082 _a372.73
_bDAC
100 _aDavies, P. G.
_956821
245 _aChallenge mathematics book 2
_bDecimals and the metric system
260 _aLondon:
_bHamish Hamilton,
_c1965
300 _a91p.
650 _aMathematics
_958549
942 _cBK
999 _c52318
_d52318