Loewenheim, F. L. (1968). The Historial and the Diplomat: The Role of History and Historians in American Foreign Policy. Sterling.
Dyfyniad Arddull ChicagoLoewenheim, Francis L. The Historial and the Diplomat: The Role of History and Historians in American Foreign Policy. Delhi: Sterling, 1968.
Dyfyniad MLALoewenheim, Francis L. The Historial and the Diplomat: The Role of History and Historians in American Foreign Policy. Sterling, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.