Cita APA (7a ed.)

Andersson, I., & Hannay, C. (1957). A history of Sweden (2nd impression.). Frederick A. Praeger.

Cita Chicago Style (17a ed.)

Andersson, Ingvar, y Carolyn Hannay. A History of Sweden. 2nd impression. New York: Frederick A. Praeger, 1957.

Cita MLA (9a ed.)

Andersson, Ingvar, y Carolyn Hannay. A History of Sweden. 2nd impression. Frederick A. Praeger, 1957.