000 00324nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a330.105
_bALL
100 _aALLEN, R G D
245 0 _aMathematical economics
250 _aEd.2
260 _aLondon
_bMacmillan
_c1973
650 _aMathematical economics
942 _cBK
999 _c23489
_d23489