Dyfyniad APA

Grine, F. E., Fleagle, J. G., & Leakey, R. E. (2020). The First Humans. Springer Netherlands.

Dyfyniad Arddull Chicago

Grine, Frederick E., John G. Fleagle, và Richard E. Leakey. The First Humans. Springer Netherlands, 2020.

Dyfyniad MLA

Grine, Frederick E., John G. Fleagle, và Richard E. Leakey. The First Humans. Springer Netherlands, 2020.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.