APA (7th ed.) Citation

Kennedy, R. F. (1967). To seek a newer world. Doubleday.

Chicago Style (17th ed.) Citation

Kennedy, Robert F. To Seek a Newer World. Garden City, N. Y: Doubleday, 1967.

MLA (9th ed.) Citation

Kennedy, Robert F. To Seek a Newer World. Doubleday, 1967.