Colarik, Andrew M, author
IDEA Group, 2006
Buku Teks
Ariel Heryanto, author
Rouledge, 2006
Buku Teks
edited by Christopher C. Harmon, Andrew N. Pratt, Sebastian Gorka
McGraw-Hill, 2011
Buku Teks
Safril Hidayat
UNHAN ( Universita Pertahanan Indonesia), 2016
Artikel Jurnal
edited by Ben Saul
UK Edward Elgar Publishing, 2014
Buku Teks