Cita APA (7th ed.)

Browning, C. S. (2013). International security: A very short introduction. Oxford University pr.

Cita Chicago (17th ed.)

Browning, Christopher S. International Security: A Very Short Introduction. oxford: Oxford University pr, 2013.

Cita MLA (9th ed.)

Browning, Christopher S. International Security: A Very Short Introduction. Oxford University pr, 2013.