Universal House of Justice. Notes. The Kitáb-i-Aqdas. Wilmette, Illinois, USA: Bahá'í Publishing Trust. 1992: 213–225 [2012-04-18]. ISBN 0853989990. (原始内容存档于2021-05-05).
Universal House of Justice. Notes. The Kitáb-i-Aqdas. Wilmette, Illinois, USA: Bahá'í Publishing Trust. 1992: 213–225 [2012-04-18]. ISBN 0853989990. (原始内容存档于2021-05-05).