Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Hopkins, D. M. (1973). Sea level in Beringia during the past 250,000 years.- San Diego, Ca.

Chicago Citation Edition Citation

Hopkins, David M. Sea Level in Beringia During the Past 250,000 Years.- San Diego, Ca. 1973.

MLA Citation Edition Citation

Hopkins, David M. Sea Level in Beringia During the Past 250,000 Years.- San Diego, Ca. 1973.