APA (7th ed.) Citation

Tree, R. (1972). A history of Barbados (1st American ed.). Random House.

Chicago Style (17th ed.) Citation

Tree, Ronald. A History of Barbados. 1st American ed. New York: Random House, 1972.

MLA (9th ed.) Citation

Tree, Ronald. A History of Barbados. 1st American ed. Random House, 1972.