Aurobindo, Hymns to the Mystic Fire (Commentary on the Rig Veda), Lotus Press, Twin Lakes, Wisconsin ISBN 0-914955-22-5 [1] (页面存档备份,存于互联网档案馆) Raimundo Pannikar
Jazz. New York: Alfred A. Knopf. Boatwright, Howard. 1971. "Ives' Quarter-Tone Impressions". In Perspectives on American Composers, edited by Benjamin Boretz