Cita APA (7th ed.)

Pettyjohn, S. L. (2012). U.S. global defense posture, 1783-2011. RAND.

Cita Chicago (17th ed.)

Pettyjohn, Stacie L. U.S. Global Defense Posture, 1783-2011. Santa Monica, California: RAND, 2012.

Cita MLA (9th ed.)

Pettyjohn, Stacie L. U.S. Global Defense Posture, 1783-2011. RAND, 2012.