000 00296nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _aCE X L2 SPE/E
100 _aSPEIGHT H
245 0 _aECONOMICS,THE SCIENCE OF PRICES AND INCOMES
260 _bRICHARD D IRWIN
_c1972
300 _a750
942 _cTB
999 _c15
_d15