Cita APA (7th ed.)

Sheehan, M. (1996). The balance of power: History and theory. Routledge.

Cita Chicago (17th ed.)

Sheehan, Michael. The Balance of Power: History and Theory. Londres: Routledge, 1996.

Cita MLA (9th ed.)

Sheehan, Michael. The Balance of Power: History and Theory. Routledge, 1996.