1. Field Marshal Lord Alanbrooke, War Diaries, 1939–1945, ed. Alex Danchev and Daniel Todman (London, UK: Weidenfeld & Nicolson, 2001), 249.
2. see Forrest C. Pogue, “George C. Marshall: Global Commander,” The Harmon Memorial Lectures in Military History, 1959–1987, ed. Harry R. Borowski (Washington, DC: Office of Air Force History, 1988), 177–194. For a one-volume biography of Marshall that highlights his role in the making of strategy and diplomacy.
3. Mark A. Stoler, George C. Marshall: Soldier-Statesman of the American Century (Boston, MA: Twayne, 1989).
4. B. H. Liddell Hart, The Decisive Wars of History: A Study in Strategy (Boston, MA: Little, Brown, 1929), 150–151.
5. See also B. H. L. H. [Basil H. Liddell Hart], “Strategy,” Encyclopedia Britannica, 14th ed. (London and New York, 1929).