Relethford, J. (2008). The human species: An introduction to biological anthropology. Boston: McGraw-Hill.
Dyfyniad Arddull ChicagoRelethford, John. The Human Species: An Introduction to Biological Anthropology. Boston: McGraw-Hill, 2008.
Dyfyniad MLARelethford, John. The Human Species: An Introduction to Biological Anthropology. Boston: McGraw-Hill, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.