Smiley, Gene The American economy in the twentieth century / Gene Smiley - Cincinnati : South Western, c1994. - xv,4426 p. : ill. ; 23 cm. ISBN: 053883238X LCCN: Subjects--Topical Terms: Economic condition LC Class. No.: HC106 / .S673 1994 Dewey Class. No.: 330.97309 / S641a