Jonas, G. (2005). Freedom's sword: The NAACP and the struggle against racism in America, 1909-1969. Routledge.
Lua i Stíl Chicago (17ú heag.)Jonas, Gilbert. Freedom's Sword: The NAACP and the Struggle Against Racism in America, 1909-1969. New York: Routledge, 2005.
Lua MLA (9ú heag.)Jonas, Gilbert. Freedom's Sword: The NAACP and the Struggle Against Racism in America, 1909-1969. Routledge, 2005.
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