Peacock, H.L.
A history of modern britain 1815-1981
Heinemann Educational Books, 1980
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Tarling, Nicholas
Britain, Southeast Asia and the Impact of the Korean War
Singapore University Press, 2005
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Drake, Charles D.
Law of partnership / by Charles D. Drake.
Sweet and Maxwell , 1972
 Buku Teks
Hyman, Anthony
Charles Babbage : pioneer of the computer / Anthony Hyman.
Oxford University Press, 1982
 Buku Teks SO
Billington, Ray Allen
Westward expansion
Macmillan, 1967
 Buku Teks SO