Cita APA

Bliven, B. (1950). Twentieth century unlimited, from the vantage point of the first fifty years. New York: J. B. Lippincott Company.

Citación estilo Chicago

Bliven, Bruce. Twentieth Century Unlimited, From the Vantage Point of the First Fifty Years. New York: J. B. Lippincott Company, 1950.

Cita MLA

Bliven, Bruce. Twentieth Century Unlimited, From the Vantage Point of the First Fifty Years. New York: J. B. Lippincott Company, 1950.