Spitzer, R. J. (1993). President and congress: Executive hegemony at the crossroads of American Government. McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Spitzer, Robert J. President and Congress: Executive Hegemony at the Crossroads of American Government. New York u.a: McGraw-Hill, 1993.
MLA-Zitierstil (9. Ausg.)Spitzer, Robert J. President and Congress: Executive Hegemony at the Crossroads of American Government. McGraw-Hill, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.