Columbia subject headings:
Bahai Faith--Doctrines.
Baháʼuʼlláh, 1817-1892. Kitāb-i īqān.
Qurʼan--Commentaries.
Harvard subject headings:
Bahai Faith--Doctrines
Baháʼuʼllah, 1817-1892. Kitāb-i īqān.
Qurʼan--Commentaries.
Princeton subject headings: