Grier, W. H., & Cobbs, P. M. (1968). Black rage. Bantam Books.
Lua i Stíl Chicago (17ú heag.)Grier, William H., agus Price M. Cobbs. Black Rage. New York: Bantam Books, 1968.
Lua MLA (9ú heag.)Grier, William H., agus Price M. Cobbs. Black Rage. Bantam Books, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.