000 00294nam a2200109Ia 4500
008 220303s1985 xx 000 0 und d
041 _aeng
082 _a330.12 PIL / ECO
100 _aPillai, P. K. C.
_9100957
245 _aEconomic Systems
260 _aBombay
_bHimalaya Publishing House
_c1985
999 _c109223
_d109223