Pious, R. M. (2001). The presidency of the United States: A student companion (Second edition.). Oxford University Press.
Chicago-Zitierstil (17. Ausg.)Pious, Richard M. The Presidency of the United States: A Student Companion. Second edition. New York, New York: Oxford University Press, 2001.
MLA-Zitierstil (9. Ausg.)Pious, Richard M. The Presidency of the United States: A Student Companion. Second edition. Oxford University Press, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.