Cita APA (7th ed.)

Kennedy John F. (2006). Profiles in courage. Harper Perennial ,Modeln Classics.

Cita Chicago (17th ed.)

Kennedy John F. Profiles in Courage. NewYork: Harper Perennial ,Modeln Classics, 2006.

Cita MLA (9th ed.)

Kennedy John F. Profiles in Courage. Harper Perennial ,Modeln Classics, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.