Dyfyniad APA
Morritt, R. D. (2011). Beringia: Archaic migrations into North America. Cambridge Scholars Pub..
Dyfyniad Arddull Chicago
Morritt, Robert D. Beringia: Archaic Migrations into North America. Newcastle upon Tyne: Cambridge Scholars Pub., 2011.
Dyfyniad MLA
Morritt, Robert D. Beringia: Archaic Migrations into North America. Cambridge Scholars Pub., 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.