00356    a2200121   450000500170000002000180001708200170003510000200005224500510007226000300012330000610015370000200021420250524123849.0  a0-273-042-017  aLECT 513 JEN  aJENNINGS, W. H.  aMathematics for Business and Commerce: Book 1.  aToronto, bPitman,c1965.  axvii, 449p.: ill.; chart, graph, figure, table.bIndex,   aST. LOUIS, M. A