Cita APA (7a ed.)

Corwin, E. S. (1962). The President: Office and powers, 1787-1957 : history and analysis of practice and opinion (4th rev. ed.). University Press.

Cita Chicago Style (17a ed.)

Corwin, Edward Samuel. The President: Office and Powers, 1787-1957 : History and Analysis of Practice and Opinion. 4th rev. ed. New York: University Press, 1962.

Cita MLA (9a ed.)

Corwin, Edward Samuel. The President: Office and Powers, 1787-1957 : History and Analysis of Practice and Opinion. 4th rev. ed. University Press, 1962.