APA (7th ed.) Citation

Hartmann, F. H. (1978). The relations of nations. Macmillan.

Chicago Style (17th ed.) Citation

Hartmann, Frederick H. The Relations of Nations. New York: Macmillan, 1978.

MLA (9th ed.) Citation

Hartmann, Frederick H. The Relations of Nations. Macmillan, 1978.