The modern theologians: an introduction to christian theology since 1918
David F. Ford, Rachel Muers, editor
Blackwell, 2008
 Buku Teks SO
Redita Devi
Perkembangan kristen di Korea pada masa Joseon 1784-1910 = The development of Korean Christian in Joseon era 1784 1910
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2016
 UI - Skripsi Membership
Husseini, Sara Leila
Early Christian-Muslim debate on the unity of God: three Christian scholars and their engagement with Islamic thought (9th century c.e.)
Brill, 2014
 eBooks
Aydin, Mahmut
Modern Western Christian theological understandings of Muslims since the Second Vatican council / Mahmut Aydin
Council for Research in Values and Philosophy, 2002
 Buku Teks SO
Eulau, Heinz
Journeys in politics
Bobbs-Merrill, 1963
 Buku Teks SO