Hess, S., & Pfiffner, J. P. (2002). Organizing the Presidency (3rd ed.). Brookings Institution.
Cita Chicago Style (17a ed.)Hess, Stephen, y James P. Pfiffner. Organizing the Presidency. 3rd ed. Washington, D.C.: Brookings Institution, 2002.
Cita MLA (8a ed.)Hess, Stephen, y James P. Pfiffner. Organizing the Presidency. 3rd ed. Brookings Institution, 2002.
Precaución: Estas citas no son 100% exactas.