History American
Beard, Charles & Mary R. Beard. The Rise of American Civilization. The McMillan Company, New York 1947.
Davis, Kenneth C. Don’t Know Much About History: Everything You Need to Know about American History but Never Learned, Avon Books, New York 1990.
Nash, Roderick. The NervousGeneration: American Thought, 1917-1930. Elephant Paperbacks, Chicago 1990.
Quigley, Carroll. The Anglo-American Establishment: From Rhodes to Cliveden. Books In Focus, Inc., New York 1981.
Quigley, Carroll. Tragedy and Hope: A History of the World in Our Time. The MacMillan Company, New York 1966.
Progressive Era
Calhoun, Charles W. ed. The Gilded Age: Perspectives on the Origins of Modern America Second Edition. Rowman & Littlefield Publishers, Inc., USA 2007.
Chambers, John Whiteclay II. The Tyranny of Change: America in the Progressive Era 1890-1920 Second Edition. Rutgers University Press, New Brunswick NJ 2001.
McGerr, Michael. A Fierce Discontent: The Rise and Fall of the Progressive Movement in America, 1870-1920. Oxford University Press, New York NY 2005.