Style de citation APA (7e éd.)

Herring, E. P. 1. (2006). Presidential leadership: The political relations of Congress and the chief executive. Transaction Publishers.

Style de citation Chicago (17e éd.)

Herring, Edward Pendleton 1903. Presidential Leadership: The Political Relations of Congress and the Chief Executive. New Brunswick, N.J: Transaction Publishers, 2006.

Style de citation MLA (9e éd.)

Herring, Edward Pendleton 1903. Presidential Leadership: The Political Relations of Congress and the Chief Executive. Transaction Publishers, 2006.