Hardy, Thomas, 1840-1928
The trumpet-major and Robert his brother
Macmillan, 1952
 Buku Teks SO
Montagu, Ashley, 1905-1999
Man: his first million years
New American Library, 1960
 Buku Teks SO
Montagu, Ashley, 1905-1999
Man: his first million years
World Publishing, 1957
 Buku Teks SO
Gilbert, Martin
The Routledge atlas of the first world war
Routledge, 1994
 Buku Teks
Fischer, Fritz
Germany's aims in the first world war
W.W. Norton, 1967
 Buku Teks SO