Cita APA (7a ed.)

Andersson, I., & Sahlin, N. G. (1957). A short History of Sweden.

Cita Chicago Style (17a ed.)

Andersson, Ingvar, y Nils G. Sahlin. A Short History of Sweden. Stockholm, 1957.

Cita MLA (8a ed.)

Andersson, Ingvar, y Nils G. Sahlin. A Short History of Sweden. 1957.