Hughes, E. J. (1973). The living presidency: The resources and dilemmas of the American Presidential Office / by Emmet John Hughes. Coward, McCann & Geoghegan.
Chicagoスタイル(17版)引用形式Hughes, Emmet John. The Living Presidency: The Resources and Dilemmas of the American Presidential Office / by Emmet John Hughes. New York: Coward, McCann & Geoghegan, 1973.
MLA(8版)引用形式Hughes, Emmet John. The Living Presidency: The Resources and Dilemmas of the American Presidential Office / by Emmet John Hughes. Coward, McCann & Geoghegan, 1973.
警告: この引用は必ずしも正確ではありません.