Davidson, B. (1973). African kingdoms. Time-Life International.
Lua i Stíl Chicago (17ú heag.)Davidson, Basil. African Kingdoms. Nederland, BV: Time-Life International, 1973.
Lua MLA (9ú heag.)Davidson, Basil. African Kingdoms. Time-Life International, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.