APA-viite

Backwell, L. R., & d'Errico, F. (2001). Evidence of termite foraging by Swartkrans early hominids. The National Academy of Sciences.

Chicago-tyylinen lähdeviittaus

Backwell, Lucinda R., ja Francesco d'Errico. Evidence of Termite Foraging By Swartkrans Early Hominids. The National Academy of Sciences, 2001.

MLA-viite

Backwell, Lucinda R., ja Francesco d'Errico. Evidence of Termite Foraging By Swartkrans Early Hominids. The National Academy of Sciences, 2001.

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