^Leadbeater, C.W. The Masters and the Path Adyar, Madras, India: 1925 Theosophical Publishing House. Master Hilarion outlined on pages 238-239
^Luk, A.D.K.. Law of Life - Book II. Pueblo, Colorado: A.D.K. Luk Publications 1989, Listing of Ascended Masters by The I AM Activity and The Bridge to Freedom
^Booth, Annice The Masters and Their Retreats Summit Lighthouse Library June 2003, Listing of Ascended Masters by The I AM Activity, The Bridge to Freedom, and The Summit Lighthouse