Leakey, R. E., & Lewin, R. People of the lake: Mankind and its beginnings.
Lua i Stíl Chicago (17ú heag.)Leakey, Richard E., agus Roger Lewin. People of the Lake: Mankind and Its Beginnings.
Lua MLA (8ú heag.)Leakey, Richard E., agus Roger Lewin. People of the Lake: Mankind and Its Beginnings.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.