Bristol, D. W. (2009). Knights of the razor: Black barbers in slavery and freedom. Johns Hopkins University Press.
Lua i Stíl Chicago (17ú heag.)Bristol, Douglas Walter. Knights of the Razor: Black Barbers in Slavery and Freedom. Baltimore: Johns Hopkins University Press, 2009.
Lua MLA (9ú heag.)Bristol, Douglas Walter. Knights of the Razor: Black Barbers in Slavery and Freedom. Johns Hopkins University Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.