Bowers, Kenneth E., author
Baha`i, 2004
Buku Teks
Medina, John Fitzgerald
Bahai, 2006
Buku Teks
Zimmer, Herman
World Union for Universal Religion and Universal Peace, Free Bahais, 1973
Buku Teks
Lamott, Anne, author
Ramala Books, 2005
Buku Teks
Shams, Badi, author
Bahai, 2001
Buku Teks