000 00301nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a582410576
082 _a658.87001573PAG
100 _aPage W.R
245 0 _aCalculation for Distribution and Commerce
260 _bLongman
_c1971
942 _cBK
999 _c439572
_d439572