Kennan, G. F. A war decision against Germany (Fotocopia tomada de Allied Intervention in Bolshevik Russia). s.e.
Cita Chicago Style (17a ed.)Kennan, George F. A War Decision Against Germany (Fotocopia Tomada De Allied Intervention in Bolshevik Russia). s.l.: s.e.
Cita MLA (9a ed.)Kennan, George F. A War Decision Against Germany (Fotocopia Tomada De Allied Intervention in Bolshevik Russia). s.e.
警告：這些引文格式不一定是100％准確.