Bowers, Kenneth E.
God speaks again : an introduction to the Baha'i faith
Baha`i, 2004
 Buku Teks SO
Zimmer, Herman
A Fraudulent testament devalues the Bahai religion into political shoghism / Hermann Zimmer; English [translation] by Jeannine Blackwell; rev. by Karen Gasser and Gordon Campbell
World Union for Universal Religion and Universal Peace, Free Bahais, 1973
 Buku Teks SO
Lamott, Anne
My faith: Kesaksian iman seorang Kristen Liberal
Ramala Books, 2005
 Buku Teks SO
Shams, Badi
A Bahai perspective on economics of the future : a compilation from the Bahai writings
Bahai, 2001
 Buku Teks
Ensiklopedi Islam / EditorKafrawi Ridwan
Ictiar Baru Van Hoeve, 1994
 Buku Teks