APA (7th ed.) Citation

Barr, S. (1952). Citizens of the world.: Pref. by William O. Douglas ([1st ed.].). Doubleday.

Chicago Style (17th ed.) Citation

Barr, Stringfellow. Citizens of the World.: Pref. by William O. Douglas. [1st ed.]. Garden City, N.Y.: Doubleday, 1952.

MLA (9th ed.) Citation

Barr, Stringfellow. Citizens of the World.: Pref. by William O. Douglas. [1st ed.]. Doubleday, 1952.