"Relations internationales." . . "Guerre (droit international)" . . "Guerre mondiale, 1914-1918 Causes." . . "Völkerrecht." . . . . . . . . . . . . . "The law of nations and the war"@en . "The law of nations and the war" . . "The Law of Nations and the War"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Pamphlet"@en . . . . . "The Law of nations and the war, by A. Pearce Higgins,... 2d. impression" . . . . . . . . . "World War, 1914-1918." . . "Eerste Wereldoorlog." . . "London School of Economics and Political Science." . . "Internationale betrekkingen." . . "International law." . . "1914 - 1918" . . "War Causes." . . "Droit international." . . "Neutrality, Belgium." . . "Weltkrieg." . . "Kriegsursache." . . "World War (1914-1918)" . . . "Guerre mondiale (1914-1918) Origines." . . "World War, 1914-1918 Causes." . . "International relations." . .