Routledge, 1988
Buku Teks
edited by Ana Filipa Vrdoljak
Oxford Universitr Press, 2013
Buku Teks
Juwono Sudarsono, author
Department of Defence and Security Republic of Indonesia, 1997
Buku Teks
Lubis, Todung Mulya, author
Gramedia Pustaka Utama, 1993
Buku Teks
Foster, Steve, author
Oxford university press, 2012
Buku Teks