000 00338nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aLeftwich R.H
245 _aIntroduction to Microeconomic
260 _c1970
_bHRW
366 _b1970
650 _aECONOMICS
942 _cBK
999 _c1447
_d1447