APA (7e ed.) Bronvermelding

LaFeber, W. (1989). The American age: United States foreign policy at home and abroad since 1750. Norton.

Chicago (17e ed.) Bronvermelding

LaFeber, Walter. The American Age: United States Foreign Policy at Home and Abroad Since 1750. New York: Norton, 1989.

MLA (9e ed.) Bronvermelding

LaFeber, Walter. The American Age: United States Foreign Policy at Home and Abroad Since 1750. Norton, 1989.