Little, Ian M.D.
The Clarendon Press, 1957
Buku Teks
Santi Jayani, author
2019
UI - Tesis (Membership)
Irvine, Elizabeth E., author
Pergamon Press, 1979
Buku Teks
Medina, John Fitzgerald
Bahai, 2006
Buku Teks
Leftwich, Richard H., author
Business Publications, 1982
Buku Teks