000 nam a22 7a 4500
999 _c4890
_d4890
005 20230925154828.0
008 230925b xxu||||| |||| 00| 0 eng d
020 _a0716712733
040 _aSLIDA
_cSLIDA
_dSLIDA
041 _aeng.
082 _223
_a338.90091724
_bECO
245 _aEconomic Development:
_cScientific American Inc.,
_heng.
260 _aUS:
_bScientific American Inc.,
_c1980.
300 _a132P.:
_bill;
_c29cm.
942 _2ddc
_cLEN