APA (7th ed.) Citation

Hopkins, D. M. (1967). The Bering Land Bridge. Stanford University Press.

Chicago Style (17th ed.) Citation

Hopkins, David Moody. The Bering Land Bridge. Stanford, Calif.: Stanford University Press, 1967.

MLA (9th ed.) Citation

Hopkins, David Moody. The Bering Land Bridge. Stanford University Press, 1967.