Keane, John
Cambridge University Press, 2005
Buku Teks
Yamamoto Tadashi, Kim Gould Ashizawa
Japan Center for International Exchange, 2001
Buku Teks
Khusnul Khotimah
Indonesia Defense University, 2019
Artikel Jurnal
Annisa Seffiliya
Fakultas Teknik Universitas Indonesia, 2010
UI - Skripsi (Open)
Khusnul Khotimah
Universitas Pertahanan, 2018
Artikel Jurnal