Cita APA (7a ed.)

May, E. R. (1991). Imperial democracy: The emergence of America as a great power (New ed.). Imprint Publications.

Cita Chicago Style (17a ed.)

May, Ernest R. Imperial Democracy: The Emergence of America as a Great Power. New ed. Chicago: Imprint Publications, 1991.

Cita MLA (9a ed.)

May, Ernest R. Imperial Democracy: The Emergence of America as a Great Power. New ed. Imprint Publications, 1991.