United States. President (1901-1909 : Roosevelt), Theodore Roosevelt (1908). “The Roosevelt Policy: Speeches, Letters and State Papers, Relating to Corporate Wealth and Closely Allied Topics, of Theodore Roosevelt, President of the United States”
Edward Gibbon, Francis Parkman, William H. Prescott, Theodore Roosevelt (2012). “The Modern Library Essential World History 4-Book Bundle: The Decline and Fall of the Roman Empire (Abridged); Montcalm and Wolfe; History of the Conquest of Mexico; The Naval War of 1812”, p.1712, Modern Library