APA (7th ed.) Citation

Hartmann. (1973). The relations of nations (4th ed.). Macmillan.

Chicago Style (17th ed.) Citation

Hartmann. The Relations of Nations. 4th ed. New York: Macmillan, 1973.

MLA (8th ed.) Citation

Hartmann. The Relations of Nations. 4th ed. Macmillan, 1973.

Warning: These citations may not always be 100% accurate.