Cita APA (7a ed.)

Lieber, R. J. (2012). Power and willpower in the American future: Why the United States is not destined to decline. Cambridge University Press.

Cita Chicago Style (17a ed.)

Lieber, Robert J. Power and Willpower in the American Future: Why the United States Is Not Destined to Decline. New York: Cambridge University Press, 2012.

Cita MLA (8a ed.)

Lieber, Robert J. Power and Willpower in the American Future: Why the United States Is Not Destined to Decline. Cambridge University Press, 2012.