000 00384nam a2200157Ia 4500
008 210210b1965 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a330/173
100 _aHALM (G N)
245 _aEconomic systems
260 _aCalcutta
_bOxford and IBH Publishing Co. Pvt. Ltd.
_c1965
650 _asystems
650 _aEconomic
690 _aEconomics
906 _a003576
999 _c119514
_d119514