1.	Smith, Jean Edward (2001). Grant. Simon and Schuster. pp. 244–247..
2.	Schlesinger, Jr., Arthur M. (2002) [1978]. Robert Kennedy and His Times. Houghton Mifflin Books. pp. 350, 351.
3.	Akinyele Umoja, We Will Shoot Back: Armed Resistance in the Mississippi Freedom Movement (NYU Press, 2013), p. 126
4.	Francis Fox Piven and Richard Cloward, Regulating the Poor (Random House 1971), p. 238;
5.	Blackside Productions, Eyes on the Prize: America's Civil Rights Movement 1954–1985, ", The Time Has Come" Public Broadcasting System.
6.	Gregg, Khyree. A Concise Chronicle History of the African-American People Experience in America. Henry Epps. p. 284.
7.	Schlesinger, Arthur Jr, Robert Kennedy And His Times (2002)
8.	Lance Hill, The Deacons for Defense: Armed Resistance and the Civil Rights Movement (University of North Carolina Press, 2006) p. 200-204