The Military History of World War I.: 1914: The Battles in the West (Volume I). 1914: The Battles in the East (Volume II).by Trevor N. Dupuy;The Military History of World War I.: Stalemate in the Trenches: November, 1914-March, 1918 (Volume III).by Trevor N. Dupy; Gay M. Hammerman;The Military History of World War I.: Triumphs and Tragedies in the East, 1915-1917 (Volume IV).by Trevor N. Dupuy; Woldzimiez Onacewicz