Deacon, H. J., & Deacon, J. (1999). Human beginnings in South Africa: Uncovering the secrets of the Stone Age. Altamira Press.
Lua i Stíl Chicago (17ú heag.)Deacon, H. J., agus Janette Deacon. Human Beginnings in South Africa: Uncovering the Secrets of the Stone Age. Walnut Creek, Calif: Altamira Press, 1999.
Lua MLA (9ú heag.)Deacon, H. J., agus Janette Deacon. Human Beginnings in South Africa: Uncovering the Secrets of the Stone Age. Altamira Press, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.