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, California: Stanford University Press, 1967.
MLA (9th ed.) Citation
Hopkins, David Moody. The Bering Land Bridge. Stanford University Press, 1967.
Warning: These citations may not always be 100% accurate.