000 00369nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aSpiegel , Murrary R
245 _aVector analysis
260 _c1981
_bMcGraw-Hill Book Company
_aNew York
366 _b1981
650 _aECONOMICS
942 _cBK
999 _c82444
_d82444