000 00315cam a22001217a 4500
008 180718b1988 xxu||||| |||| 00| 0 eng d
082 _aT39 In8bc
100 _aBalassa, Bela
245 _aAdding up problem
_cby Bela Balassa
260 _aWashington, D.C.
_bIBRD
_c1988
300 _a41p.
650 _aForeign commerce
999 _c225450
_d225450