APA (7th ed.) Citation

Phelps, E. M. (1919). Selected articles on a league of nations (4th ed., rev. and enl.). The H. W. Wilson company.

Chicago Style (17th ed.) Citation

Phelps, Edith May. Selected Articles on a League of Nations. 4th ed., rev. and enl. New York: The H. W. Wilson company, 1919.

MLA (9th ed.) Citation

Phelps, Edith May. Selected Articles on a League of Nations. 4th ed., rev. and enl. The H. W. Wilson company, 1919.