The Cambridge history of the English language : volume V, English in britain and overseas : origins and development
edited by Robert Burchfield
Cambridge University Press, 1994
 Buku Referensi
The Cambridge cultural history of Britain; Vol. 7 : Victorian Britain
edited by Boris Ford
Cambridge University , 1992
 Buku Teks
Gregg, Pauline
A social and economic history of Britain 1760-1950
George G. Harrap, 1952
 Buku Teks
The Cambridge world history. Volume 4, AD 1804-2016
Cambridge University Press, 2017
 Buku Teks
Wheeler, Mortimer, Sir
The cambridge history of India : supplementary volume the Indus civilization
The Syndics of the Cambridge University Press, 1960
 Buku Teks