___, eds. Addresses on International Subjects by Elihu Root. 1916. Reprint. Freeport, NY: Books for Libraries Press, 1969.
___, eds. Latin America and the United States: Addresses by Elihu Root. Cambridge: Harvard University Press, 1917.
___, eds. Men and Policies: Addresses [by Elihu Root]. 1925. Reprint. Freeport, NY: Books for Libraries Press, 1968.
___, eds. The Military and Colonial Policy of the United States: Addresses and Reports [by Elihu Root]. 1916. Reprint. New York: AMS Press, 1970.
___, eds. Miscellaneous Addresses [by Elihu Root]. 1917. Reprint. Port Washington, NY: Kennikat Press, 1966.
Dubin, Martin David. Elihu Root and the Advocacy of a League of Nations, 1914-1917. Western Political Quarterly 19 (September 1966): 439-55.
Jessup, Philip Caryl. Elihu Root. 2 vols. 1938. Reprint. Hamden, CT: Archon Books, 1964.
Leopold, Richard William. Elihu Root and the Conservative Tradition. Boston: Little, Brown & Co., 1954.
Root, Grace Cogswell, comp. Fathers and Sons (1924-1937). Clinton, NY: n.p., 1971.
Root, Elihu. The Citizens Part in Government and Experiments in Government and the Essentials of the Constitution. New York: Arno Press, 1974. A reprint of 2 works, The Citizens Part in Government (1907) and Experiments in Government and the Essentials of the Constitution (1913).
___. A Requisite for the Success of Popular Diplomacy. Foreign Affairs 1 (September 15, 1922): 3-10.
___. The United States and the War, The Mission to Russia. Edited by Robert Bacon and James Brown Scott. Cambridge: Harvard University Press, 1918.
Schambra, William Arthur. Elihu Root, the Constitution, and the Election of 1912. Ph.D. dissertation, Northern Illinois University, 1983.
Zimmerman, Warren. First Great Triumph: How Five Americans Made Their County a World Power. New York: Farrar, Straus & Giroux, 2002.