APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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