
Patheos, Muslim Demographics http://www.patheos.com/blogs/reasonadvocates/2013/06/08/muslim-demographics/ (June 8, 2013)
In reference to the Black Muslims who advocated Black Nacionalism. At his Interview in Playboy (January 1965) https://web.archive.org/web/20080706183244/http://www.playboy.com/arts-entertainment/features/mlk/04.html
1960s
Patheos, Muslim Demographics http://www.patheos.com/blogs/reasonadvocates/2013/06/08/muslim-demographics/ (June 8, 2013)
Nixon, Haldeman, and Ziegler, 4:03 P.M., Oval Office Conversation #537-4; cassette #876 (5 July 1971)
1970s
The Conquest of a Continent (1933)
1963, Civil Rights Address
The Collected Works of Langston Hughes, V. 13, The Big Sea (2002), p. 36
The Big Sea (1940)
The Point of View for My Work as An Author, Soren Kierkegaard, translated by Walter Lowrie 1939, 1962 P. 77
1840s, The Point of View for My Work as an Author (1848)
"On Being Brought from Africa to America" lines 5-8, Poems on Various Subjects, Religious and Moral (1773)
Speech http://teachingamericanhistory.org/library/document/the-nations-problem/ (June 1888).
1880s
Christian Missions: A Triangular Debate, Before the Nineteenth Century Club of New York (1895)