APA (7e ed.) Bronvermelding
Herring, G. C. (2008). From colony to superpower: U.S. foreign relations since 1776. Oxford University Press.
Chicago (17e ed.) Bronvermelding
Herring, George C. From Colony to Superpower: U.S. Foreign Relations Since 1776. New York: Oxford University Press, 2008.
MLA (9e ed.) Bronvermelding
Herring, George C. From Colony to Superpower: U.S. Foreign Relations Since 1776. Oxford University Press, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.