Roosevelt, T. p. U., Hagedorn, H., & Lester, J. A. (1923). The Americanism of Theodore Roosevelt: Selections from his writings and speeches. Houghton Mifflin company.
Lua i Stíl Chicago (17ú heag.)Roosevelt, Theodore pres. U.S., Hermann Hagedorn, agus John Ashby Lester. The Americanism of Theodore Roosevelt: Selections from His Writings and Speeches. Boston: Houghton Mifflin company, 1923.
Lua MLA (9ú heag.)Roosevelt, Theodore pres. U.S., et al. The Americanism of Theodore Roosevelt: Selections from His Writings and Speeches. Houghton Mifflin company, 1923.
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