Collins, Michael L. Ralph Yarborough," in Profiles in Power: Twentieth-Century Texans in Washington, ed. by Kenneth E. Hendrickson, Jr., and Michael L. Collins. Arlington Heights, Ill.: Harlan Davidson, Inc., 1993: 149-173.
Cox, Patrick Lloyd. Put the Jam on the Lower Shelf: The Early Career of U.S. Senator Ralph Webster Yarborough." Ph.D. dissertation, University of Texas at Austin, 1996.
___. Ralph W. Yarborough: The Peoples Senator. Austin: University of Texas Press, 2001; forward by Edward M. Kennedy.
Essin, Emmett M., III. The Democratic Senatorial Primary in Texas: Yarborough versus Blakley. Masters thesis, Texas Christian University, 1965.
Monroe, Monte Latimer. Lone Star Environmentalist: U.S. Senator Ralph W. Yarborough." Ph.d. dissertation, Texas Tech University, 1999.
Obadale-Starks, Ernest M.B. Ralph Yarborough of Texas and the Road to Civil Rights." East Texas Historical Association Journal 24 (1994): 39-48.
Phillips, William G. Yarborough of Texas. Washington: Acropolis Books, 1969.
Provost, Norma Matlock. Issues in the Texas Gubernatorial Race of 1954: Shivers versus Yarborough. Masters thesis, Lamar University, Beaumont, 1981.
Ralph Yarborough at 80: A Gathering of Tributes from Several of His Book-Loving Friends. Austin: Privately printed, 1984.
U.S. Congress. Senate. Tributes to the Honorable Ralph Yarborough of Texas in the United States Senate: Upon the Occasion of His Retirement from the Senate. 91st Cong., 2d sess., 1971. Washington: Government Printing Office, 1971.
Welch, June Rayfield. Ralph Yarborough Persevered. In The Texas Senator, pp. 66-71. Dallas: G.L.A. Press, 1978.
Yarborough, Ralph W. Frank Dobie: Man and Friend. Washington: Potomac Corral, The Westerners, 1967.