Hughes, E. J. (1973). The living presidency: The resources and dilemmas of the American presidential office. Coward, McCann & Geoghegan.
Chicago-Zitierstil (17. Ausg.)Hughes, Emmet John. The Living Presidency: The Resources and Dilemmas of the American Presidential Office. New York: Coward, McCann & Geoghegan, 1973.
MLA-Zitierstil (9. Ausg.)Hughes, Emmet John. The Living Presidency: The Resources and Dilemmas of the American Presidential Office. Coward, McCann & Geoghegan, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.