APA (7th ed.) Citation

(1964). Four days: The historical record of the death of President Kennedy. American Heritage Publ.

Chicago Style (17th ed.) Citation

Four Days: The Historical Record of the Death of President Kennedy. New York: American Heritage Publ, 1964.

MLA (9th ed.) Citation

Four Days: The Historical Record of the Death of President Kennedy. American Heritage Publ, 1964.