000 00311nam a2200133Ia 4500
008 190709s9999 xx 000 0 und d
082 _a510 J717C
100 _aJones, H L
245 0 _aCommercial mathematics
250 _aSecond
260 _aLondon
_bEdward arnold ltd
_c1963
300 _aviii,287
942 _cBK
999 _c529
_d529