APA (7e ed.) Bronvermelding

Ferguson, N. (2005). Colossus: The rise and fall of the American empire. Penguin Books.

Chicago (17e ed.) Bronvermelding

Ferguson, Niall. Colossus: The Rise and Fall of the American Empire. New York: Penguin Books, 2005.

MLA (8e ed.) Bronvermelding

Ferguson, Niall. Colossus: The Rise and Fall of the American Empire. Penguin Books, 2005.