000 00287nam a2200121Ia 4500
001 8111
008 150525s9999 xx 000 0 und d
020 _a0 7131 0642 5
100 _aBirtwistle C
245 _aMaths With A Calculator
250 _a0
260 _aLondon
_bEdward Arnold
_c1982
999 _c39979
_d39979