From church to library
 Artikel Jurnal
Trimingham, J. Spencer
Christian church and Islam in West Africa / J. Spencer Trimingham
SCM Press , 1956
 Buku Teks SO
Murray, Alexander
Conscience and authority in the medieval church
Oxford University Press, 2016
 eBooks
Michael Joseph Kristiono
Understanding the body of christ: a review article on roman catholic church in international relations / Michael J. Kristiono
Departemen Ilmu Hubungan Internasional FISIP UI, 2017
 Artikel Jurnal
Piziks, Steven
Hell angel: evil in the byzantine church
Dastan Books, 2006
 Buku Teks SO