Sitton, T., & Conrad, J. H. (2005). Freedom colonies: Independent Black Texans in the time of Jim Crow. University of Texas Press.
Lua i Stíl Chicago (17ú heag.)Sitton, Thad, agus James H. Conrad. Freedom Colonies: Independent Black Texans in the Time of Jim Crow. Austin: University of Texas Press, 2005.
Lua MLA (9ú heag.)Sitton, Thad, agus James H. Conrad. Freedom Colonies: Independent Black Texans in the Time of Jim Crow. University of Texas Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.