APA (7th ed.) Citation

Hartmann, F. H., & Wendzel, R. L. (1994). American foreign policy in a changing world. HarperCollins College Pub.

Chicago Style (17th ed.) Citation

Hartmann, Frederick H., and Robert L. Wendzel. American Foreign Policy in a Changing World. New York: HarperCollins College Pub, 1994.

MLA (9th ed.) Citation

Hartmann, Frederick H., and Robert L. Wendzel. American Foreign Policy in a Changing World. HarperCollins College Pub, 1994.