Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.