TY - BOOK AU - Horowitz,David A. AU - Carroll,Peter N. TI - On the edge: the United States in the twentieth century SN - 0534571867 AV - 002 E 741 H816o 2005 U1 - 973.91 PY - 2005/// CY - Belmont, CA PB - Thomson/Wadsworth KW - United States KW - History KW - 20th century KW - Estados Unidos KW - Historia KW - Siglo XX N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/enhancements/fy1103/2004102422-b.html UR - http://www.loc.gov/catdir/enhancements/fy1103/2004102422-d.html UR - http://www.loc.gov/catdir/enhancements/fy1103/2004102422-t.html ER -