APA (7th ed.) Citation

Holmes, V. B. (1950). A history of the Americas: From discovery to nationhood. Ronald Press Co..

Chicago Style (17th ed.) Citation

Holmes, Vera Brown. A History of the Americas: From Discovery to Nationhood. New York: Ronald Press Co., 1950.

MLA (9th ed.) Citation

Holmes, Vera Brown. A History of the Americas: From Discovery to Nationhood. Ronald Press Co., 1950.