Fromkin, David: Europe’s last summer. Why the world went to war in 1914.
Gerald, J.: A world undone. The story of the Great War 1914 to 1918.
Gilbert, Martin: The First World War. A complete history.
Gilpin, Robert: War and change in world politics.
Grayzel, Susan: Women and the First World War.
Gumz, Jonathan: The resurrection and collapse of empire in Habsburg Serbia, 1914-1918.
Halpern, Paul: A naval history of World War I.
Hamilton, Richard F. – Holger H. Herwig (eds.): War Planning 1914.
Hamilton, Richard F. – Holger H. Herwig: Decisions for War, 1914-1917.
Hammerton, Sir John Alexander: A popular history of the Great War
Hankey, Lord: The Supreme Command 1914-1918.
Hardach, Gerd: The First World War 1914-1918.
Healy, Maureen: Vienna and the fall of the Habsburg Empire. Total war and everyday life in World War I.
Henig, Ruth: The origins of the First World War.
Herrmann, David G.: The arming of Europe and the making of the First World War.
Herwig, Holger H.: The First World War. Germany and Austria-Hungary 1914-1918.
Higham, Robin – Showalter, Dennis E.: Researching World War I. A Handbook.
Hobsbawm, Eric: The age of extremes.
Horne, John (ed.): A companion to World War I.
Horne, John N.: State, society and mobilization in Europe during the First World War.