Fischer, Fritz
Germany's aims in the first world war
W.W. Norton, 1967
Buku Teks SO
Strategicus
The war for world power
Faber and Faber, 1987
Buku Teks
Gilbert, Martin
The Routledge atlas of the first world war
Routledge, 1994
Buku Teks
Fredericks, Pierce
The great adventure : America in the first world war
E.P. Dutton, 1960
Buku Teks SO
Lord, Walter
The good years : from 1900 to the first world war
Harper & Brothers, 1960
Buku Teks SO