Li, Xiaodong
Civilization
China Renmin University Press, 2015
eBooks
Grant, Michael
The Collapse and Recovery of the Roman Empire
Routledge, 1999
Buku Teks
Chang, Gordon G.
The coming collapse of China
Century, 2001
Buku Teks
Huntington, Ellsworth
Mainsprings of civilization
John Wiley & Sons, 1945
Buku Teks
Brinton, Crane, 1898-1968
A history of civilization
Prentice-Hall, 1960
Buku Teks