birtle, andrew j. u.s.army counterinsurgency and contingency operations doc-trine 1860-1941.washington,d.c.:center of military history,united states army, 2004.
boorstin,daniel j.hidden history:exploring our secret past.new york:harper& row, 1987.
bowen, catherine drinker, mirrielees, edith r., schlesinger, arthur m., jr.,and stegner,wallace.four portraits and one subject:bernard devoto.bos-ton: houghton mifflin, 1963.
cowley,malcolm.the portable faulkner.new york:viking press,1946.
crane,hart.the bridge.paris:black sun press,1930.
darwin,john.after tamerlane:the rise and fall of global empires,1400-2000.new york: bloomsbury press, 2008.
devoto,bernard.mark twain's america.1932.reprinted with an introduc-tion by louis j. budd. lincoln, nebraska: university of nebraska press, 1997.
—— ——.the year of decision:1846.1942.reprinted with a foreword by arthur m. schlesinger, jr. boston: houghton mifflin, 1989.
—— ——.across the wide missouri.boston:houghton mifflin,1947.
—— ——.the course of empire.boston:houghton mifflin,1952.
donald,david herbert.lincoln.new york:simon&schuster,1995.
frost,robert.“the gift outright.”virginia quarterly review,spring 1942.
gaddis,john lewis.george f.kennan:an american life.new york:penguin press, 2011.
hammer,langdon.hart crane and allen tate:janus-faced modernism.princeton, nj: princeton university press, 1993.
kaplan,robert d.an empire wilderness:travels into america's future.new york:random house, 1998.
—— ——. the revenge of geography: what the map tells us about coming conflicts and the battle against fate.new york:random house,2012.
—— ——. “homage to the lower 48.” austin, tx: stratfor, july 10, 2013.
kennedy,paul.grand strategies in war and peace.new haven,ct:yale uni-versity press, 1991.
krakauer,jon.under the banner of heaven:a story of violent faith.new york:doubleday, 2003.
least heat-moon,william.prairyerth.boston:houghton mifflin,1991.
linn,brian mcallister.the echo of battle:the army's way of war.cambridge, ma: harvard university press, 2007.
mcphee,john.basin and range.new york:farrar,straus and giroux,1981.
mead, w russell.“the jacksonian tradition.”the national interest, winter 1999- 2000.
merry,robert w.a country of vast designs:james k.polk,the mexican war and the conquest of the american continent.new york:simon&schuster,2009.
morris,edmund.the rise of theodore roosevelt.new york:random house, 1979.
nash,roderick frazier.wilderness and the american mind.1967.new haven, ct: yale university press, 1982.
olson,charles.call me ishmael.san francisco:city lights books,1947.
pfaff,william.the irony of manifest destiny:the tragedy of america's foreign policy. new york: walker & company, 2010.
reynolds,david s.walt whitman's america:a cultural biography.new york:knopf, 1995.
stegner,wallace.beyond the hundredth meridian:john wesley powell and the second opening of the west.boston:houghton mifflin,1954.
—— ——.the gathering of zion:the story of the mormon trail.new york:mcgraw-hill, 1964.
—— ——.the uneasy chair:a biography of bernard devoto.garden city,ny:dou-bleday, 1974.
stratfor. “the geopolitics of the united states, part 1: the inevitable em-pire,” august 24, 2011.
toker,franklin.pittsburgh:a new portrait.1989.pittsburgh,pa:university of pittsburgh press, 2009.
webb, w prescott.the great plains.1931.lincoln:university of ne-braska press, 1981.
whitman, walt. “song of the open road,” 1856.
williams,william carlos.paterson.1946-58.new york:new directions, 1963.
wilmerding,john.american light:the luminist movement,1850-1875.prince-ton, nj: princeton university press, 1989.
winchester,simon.the men who united the states:america's explorers,inventors, eccentrics,and mavericks,and the creation of one nation,indivisible.new york:harpercollins, 2013.