Jelasin soal Ngarai Olduvai dong

Ngarai Olduvai atau Ngarai Oldupai di Tanzania adalah salah satu situs paleontologi paling berpengaruh dunia. Ngarai tersebut memberikan pemahaman soal evolusi manusia awal.

Gengo, Michael F. (2009). Evidence of Human Evolution, Interpreting. Encyclopedia of Time: Science, Philosophy, Theology, & Culture.SAGE Publications. 5 Dec. 2011.

Young, Lisa (2 October 2011). Hominin Migrations Out of Africa. Introduction to Prehistoric Archaeology. University of Michigan.

Tactikos, Joanne Christine (2006). A landscape perspective on the Oldowan from Olduvai Gorge, Tanzania. .

Leakey, L.S.B. (1974). By the evidence: Memoirs 1932-1951. Harcourt Brace Jovanavich, New York, .

Leakey, M.D. (1971). Olduvai Gorge: Excavations in beds I & II 1960–1963. Cambridge University Press, Cambridge.

Leakey, M.D. (1984). Disclosing the past. Doubleday & Co., New York, .

Marshall, Fiona. (1999). Life in OLDUVAI GORGE. Calliope Sept. 1999: 16. General OneFile. Web. 4 Dec. 2011.

Young, Lisa (25 September 2011). The First Stone Tool Makers. Introduction to Prehistoric Archaeology. University of Michigan.