The Mysticism of Sound and Music: The Sufi Teaching of Hazrat Inayat Khan (Shambhala Dragon Editions)

Tantra Illuminated: The Philosophy, History, and Practice of a Timeless Tradition

Christopher D Wallis

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The 7 Secrets of Sound Healing Revised Edition

Jonathan Goldman

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The Gayatri Mantra: The Worship of the Light of God

Imre Vallyon

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