- 1917: From Verdun to the Vosges
- 1919: The Battle of Amiens
- 1920: The American Army in the Great War: A Chronicle
- 1921: Guests of Hercules: Some Reminiscences of Life and Service in the Ottoman Empire and Elsewhere
- 1922: Hellas and the Balkan Wars
- 1928: Motoring Along the Riviera in Winter: A Series of Entertaining Talks on the Mediterranean's Azure Coast
Articles and Short Stories:
- 1917: "My First Day at the Front" (Harper's Magazine)
- 1918: "The Spirit of the French Army" (The Atlantic Monthly)
- 1918: "The American Soldiers in Battle" (The Saturday Evening Post)
- 1920: "The Battle of the Marne: A Personal Narrative" (The New York Times Magazine)
- 1922: "The Greek National Idea: A Study in Balkan Politics" (Foreign Affairs)
- 1925: "The Road to Stamboul: A Reminiscence of the First World War" (The Yale Review)
- 1931: "The Turkish Capitulations: A Historical Survey" (The American Journal of International Law)
- 1938: "The Coming Struggle for the Mediterranean: A Forecast of the Next World War" (Harper's Magazine)