Lieber, R. J. (1997). Eagle adrift: American foreign policy at the end of the century. Longman.
Cita Chicago (17th ed.)Lieber, Robert J. Eagle Adrift: American Foreign Policy at the End of the Century. New York: Longman, 1997.
Cita MLA (9th ed.)Lieber, Robert J. Eagle Adrift: American Foreign Policy at the End of the Century. Longman, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.