Armstrong-Ingram, R. Jackson (1996) “Considerations in Setting Sacred Text to Music for the Mashriqu’l-Adhkar”, Arts Dialogue. Retrieved August 1, 2011 at http://bahai-library.com/armstrong-ingram_sacred_text_music
Armstrong-Ingram, R. Jackson (1988) Studies in Bábí and Bahá’í History: Music, Devotions, and Mashriq'l-Adkhar, Kalimát Press
Dely, Istvan, Wildfire: Reflections on Music, Drama & Dance, Juxta Media. Retrieved August 1, 2011 from http://juxta.com/ebooks/wildfire-reflections-on-music-drama-dance/
Gass, Robert (1999) Chanting: Discovering Spirit in Sound, Broadway Books, NY
Gass, Robert (April/May 1999) Chanting as a Spiritual Practice. Earth Star Magazine. Retrieved August 1, 2011 at http://sacredunion.com/site/?page_id=62.
Goldman, Jonathan (2008) The 7 Secrets of Sound Healing, Hay House, Inc.
Knopf, Michael (November 1999) The Paucity of Music in Bahá’í Devotional Practice and Considerations in the Composition of Music for Bahá’í Devotional Purposes, Masters Dissertation for James Cook University, Australia. (Personal communication)
Paul, Russell. (2004) The Yoga of Sound and Chant: Tapping the Hidden Power of Music and Chant, New World Library, Novato, California.
Tame, David (1984) The Secret Power of Music: The Transformation of Self and Society Through Musical Energy, A study of the influence of music on man and society from the time of the ancient civilizations to the present, Destiny Books, Rochester, Vermont
Tuman, Ludwig (1993) Mirror of the Divine: Art in the Bahá’í World Community, George Ronald
The Universal House of Justice (1999) Extracts on the Institution of the Mashriqu’l-Adhkar, Haifa, Israel
The Universal House of Justice (1996) Compilation on Extracts from the Bahá’í Writings on Music, Haifa, Israel
Watson, Gwendolyn Marie (2005) Improvisation as a Way of Life, Author House, Bloomington, Indiana.
Watters, Nancy A. (2011) Sounds that Heal--Ten Tools for Overcoming Stress, Depression and Pain. http://www.luminous-tones.com/sounds-that-heal--10-tools.html