Cita APA (7th ed.)

Laski, H. J. (1940). The american presidency: An interpretation. George Allen & Unwin.

Cita Chicago (17th ed.)

Laski, Harold J. The American Presidency: An Interpretation. Londres: George Allen & Unwin, 1940.

Cita MLA (9th ed.)

Laski, Harold J. The American Presidency: An Interpretation. George Allen & Unwin, 1940.