000 00298nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a330.342
_bABR
100 _aABRAHAM, C O
245 0 _aEconomic systems
260 _aChanganacherry
_bSt Marys
_c1977
650 _aEconomic systems
942 _cBK
999 _c29296
_d29296