APA

Dull J., . (1985). The politics of American foreign policy. New Jersey: Prentice-Hall.

Chicago

Dull James, . 1985. The politics of American foreign policy. New Jersey: Prentice-Hall.

Harvard

Dull J., . (1985). The politics of American foreign policy. New Jersey: Prentice-Hall.

MLA

Dull James, . The politics of American foreign policy. New Jersey: Prentice-Hall. 1985.