Munur á milli breytinga „Fyrri heimsstyrjöldin“

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== Frekari fróðleikur ==
* Ellis, John og Cox, Mike, ''The World War I Databookdadadatabook: The Essential Facts and Figures for All the Combatants'' (2002).
* Coffman, Edward M., ''The War to End All Wars: The American Military Experience in World War I'' (1998).
* Cruttwell, C.R.M.F., ''A History of the Great War, 1914-1918'' (1934).
* Ellis, John og Cox, Mike, ''The World War I Databook: The Essential Facts and Figures for All the Combatants'' (2002).
* Falls, Cyril, ''The Great War'' (1960).
* Fussell, Paul, ''The Great War and Modern Memory'' (1975).
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