Petrie, Charles, Sir
Erye & Spottiswoode, 1958
Buku Teks
Stroud, Angus, author
Routledge, 1999
Buku Teks
Firth, Charles Harding, author
G.P. Putnams Sons, 1928
Buku Teks
Duncan, MacGillivray
Blackie & Son, 1929
Buku Teks
J.M. Dent & Sons, 1950
Buku Teks