000 00323nam a2200145Ia 4500
020 _a0435525670
082 _b.1201
_a510
100 _a"Geoffrey,Howson&Mclone"
245 0 _aMaths At Work.
260 _aLondon
_c1983
300 _a200
944 _cBK
999 _c388963
_d388963