Yellin. Racism in the Nation's Service. The University of North Carolina Press.
Lua i Stíl Chicago (17ú heag.)Yellin. Racism in the Nation's Service. The University of North Carolina Press.
Lua MLA (9ú heag.)Yellin. Racism in the Nation's Service. The University of North Carolina Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.