Cita APA

Gunther, J. (1950). Roosevelt in retrospect: A profile in history. Hamish Hamilton.

Citación estilo Chicago

Gunther, John. Roosevelt in Retrospect: A Profile in History. London: Hamish Hamilton, 1950.

Cita MLA

Gunther, John. Roosevelt in Retrospect: A Profile in History. Hamish Hamilton, 1950.