Powicke, Maurice
The thirteenth century, 1216-1307
At the Clarendom Press, 1962
 Buku Teks
Keylor, William R., 1944-
The twentieth-century world : an international history
Oxford University Press, 1996
 Buku Teks
History of Padang lawas North Sumatera I : The site si Pamutung (Mid-Ninth-Thirteenth Century CE) / Daniek Pereet, editor, Heddy Surachman, editor
Association Archipel, 2014
 Buku Teks
Brown, Neville
A History of the world 20th century, part 3: 1945-1968
Pan Books, 1970
 Buku Teks
Spencer, Frank
A History of the world in the 20th century, part 2: 1918-1945
Pan Books, 1967
 Buku Teks