Cita APA (7a ed.)

Gaddis, J. L., & Kennan, G. F. (2011). George F. Kennan: An American life. Penguin Press.

Cita Chicago Style (17a ed.)

Gaddis, John Lewis, y George Frost Kennan. George F. Kennan: An American Life. New York: Penguin Press, 2011.

Cita MLA (8a ed.)

Gaddis, John Lewis, y George Frost Kennan. George F. Kennan: An American Life. Penguin Press, 2011.