Krent, H. J. (2005). Presidential powers. New York University Press.
Chicagoスタイル(17版)引用形式Krent, Harold J. Presidential Powers. New York: New York University Press, 2005.
MLA(9版)引用形式Krent, Harold J. Presidential Powers. New York University Press, 2005.
警告: この引用は必ずしも正確ではありません.