Palmer, A. W. (1965). A dictionary of modern history, 1789-1945 (First edition.). Penguin Books.
Lua i Stíl Chicago (17ú heag.)Palmer, Alan Warwick. A Dictionary of Modern History, 1789-1945. First edition. Harmondsworth, Middlesex: Penguin Books, 1965.
Lua MLA (8ú heag.)Palmer, Alan Warwick. A Dictionary of Modern History, 1789-1945. First edition. Penguin Books, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.