Fay, S. B. Origins of the War. Am. Hist. Rev. 1920.
Fitzmaurice, Lord. Life of Lord Granville. 1905.
Goričar and L. B. Stowe. Inside Story of Austro-German Intrigue. 1920.
Harris, John H. The Chartered Millions. Swarthmore Press, London.
Hayashi, Count. Secret Memoirs. Ed. A. M. Pooley. 1915.
Heatly, D. P. Diplomacy and the Study of International Relations. 1919.
Isvolsky, Alexander. Memoirs. 1921.
Labouchere, Henry. Life of. 1916.
Lane-poole, Stanley. The Life of Lord Stratford de Redcliffe. 1890.
Lansing, Robert. The Peace Negotiations. 1921. Chapter 17.