Wang, Gungwu
Allen & Unwin, 1992
Buku Teks
Greenwood, Gordon, 1913-1986
McGraw-Hill, 1974
Buku Teks
Burke, Anthony
Cambridge University Press, 2008
eBooks
Arndt, Heinz Wolfgang, 1915-2002
F.W. Cheshire , 1968
Buku Teks
Sydney University Press, 1974
Buku Teks