00385cam a2200169   450000500170000024500390001702000050005610000550006104400190011625000090013504100080014430000250015250000050017783000050018226000130018708200150020020260711133828.0  aBusiness and Economic Statisticsb  a  aSpurr, William A.Kellogg, Lester S. Smith, John H.  aEstados Unidos  a1ª   aeng  a579 p. graf.; 23 cm.  a  v  abc1954  a330bS772b