APA (7th ed.) Citation

Hartmann, F. H. (1957). The relations of nations. Macmillan Publishing Co., Inc.

Chicago Style (17th ed.) Citation

Hartmann, Frederick H. The Relations of Nations. New York: Macmillan Publishing Co., Inc, 1957.

MLA (9th ed.) Citation

Hartmann, Frederick H. The Relations of Nations. Macmillan Publishing Co., Inc, 1957.