Hoover, H., & Gibson, H. (1942). The problems of lasting peace. Doubleday, Doran and Company.
Cita Chicago Style (17a ed.)Hoover, Herbert, y Hugh Gibson. The Problems of Lasting Peace. New York: Doubleday, Doran and Company, 1942.
Cita MLA (9a ed.)Hoover, Herbert, y Hugh Gibson. The Problems of Lasting Peace. Doubleday, Doran and Company, 1942.
Precaución: Estas citas no son 100% exactas.