- The Keepers of Heaven's Gate : The Millennial Madness, the Religion Behind the Rancho Santa Fe Suicides by William Henry, 1997-05
- How the Millennium Comes Violently: From Jonestown to Heaven's Gate by Catherine Wessinger, 2000-04
- NEW RELIGIOUS MOVEMENTS: NEW RELIGIOUS MOVEMENTS AND VIOLENCE: An entry from Macmillan Reference USA's <i>Encyclopedia of Religion</i> by David Bromley, 2005
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