Incoming Resources
- World War I, written by Simon Adams ; photographed by Andy Crawford
- Treaties, trenches, mud, and blood
- What was World War I?, by Nico Medina ; illustrated by Dede Putra
- Grace Banker and her Hello Girls answer the call, the heroic story of WWI telephone operators, written by Claudia Friddell ; illustrated by Elizabeth Baddeley
- World War I, by Steven Otfinoski
- World War I, by Alex Monroe
- The First World War, Hew Strachan
- Treaties, trenches, mud, and blood, by Nathan Hale and Chad W. Beckerman
- 1917, Lenin, Wilson, and the birth of the new world disorder, Arthur Herman
- World War I, the definitive visual history : from Sarajevo to Versailles, R.G. Grant
- World War I, Brian Williams
- World War I reference library, Tom Pendergast and Sara Pendergast ; Christine Slovey, editor
- World War I, the definitive visual history : from Sarajevo to Versailles, R.G. Grant ; editorial consultant, Richard Overy
- World War I, the great war to end all wars, Julie Knutson ; illustrated by Micah Rauch
- Hidden history, the secret origins of the First World War, Gerry Docherty and Jim MacGregor