Cita APA (7a ed.)

Hartmann, F. H. (1983). The relations of nations (6th ed.). MacMillan [etc.].

Cita Chicago Style (17a ed.)

Hartmann, Frederick H. The Relations of Nations. 6th ed. New York [etc.]: MacMillan [etc.], 1983.

Cita MLA (9a ed.)

Hartmann, Frederick H. The Relations of Nations. 6th ed. MacMillan [etc.], 1983.