Burke, Anthony, author
Cambridge University Press, 2008
eBooks
Babbage, Ross
Allen and Unwin, 1990
Buku Teks
Rowse, Tim
Kibble Books, 1978
Buku Teks
edited by Jeffrey T. Checkel, Peter J. Katzenstein
Cambridge University Press, 2009
Buku Teks
edited by John Monfries
Insitute of southeast asian studies, 2006
Buku Teks