Dubin, Lois Sherr
The history of beads : from 30,000 B.C. to the present
H.N. Abrams, 1987
 Buku Teks
Grote, George
A history of Greece : from the time of Solon to 403 B.C.
Routledge, 2001
 Buku Referensi
Grote, George
A History of Greece: From the Time of Solon to 403 B.C.
Routledge, 2001
 Buku Teks
Salmon, Edward T.
A history of the Roman world from 30 BC to AD 138 by
Routledge, 1995
 Buku Teks
Toy, Sidney
A history of fortification : from 3000 BC to AD 1700 / by Sidney Toy
South Yorkshire : Pen & Sword Military Classics, 2006
 Buku Teks