Gelb, L. H. (2010). Power rules: How common sense can rescue American foreign policy (1st edition.). Harper Perennial.
Cita Chicago Style (17a ed.)Gelb, Leslie H. Power Rules: How Common Sense Can Rescue American Foreign Policy. 1st edition. New York: Harper Perennial, 2010.
Cita MLA (9a ed.)Gelb, Leslie H. Power Rules: How Common Sense Can Rescue American Foreign Policy. 1st edition. Harper Perennial, 2010.
Precaución: Estas citas no son 100% exactas.