Chryssides, George D. "“Come On Up, and I Will Show Thee”: Heaven's Gate as a Postmodern Group." Controversial New Religions. : Oxford University Press, 2004-12-09. Oxford Scholarship Online. 2006-05-01. Date Accessed 19 Jun. 2013 <http://www.oxfordscholarship.com/view/10.1093/019515682X.001.0001/acprof-9780195156829-chapter-17>.
Chryssides, G.(2004-12-09). “Come On Up, and I Will Show Thee”: Heaven's Gate as a Postmodern Group. In Controversial New Religions. : Oxford University Press. Retrieved 19 Jun. 2013, from http://www.oxfordscholarship.com/view/10.1093/019515682X.001.0001/acprof-9780195156829-chapter-17.
Chryssides, George D. "“Come On Up, and I Will Show Thee”: Heaven's Gate as a Postmodern Group." In Controversial New Religions. : Oxford University Press, 2004-12-09. http://www.oxfordscholarship.com/view/10.1093/019515682X.001.0001/acprof-9780195156829-chapter-17.
Chryssides GD. “Come On Up, and I Will Show Thee”: Heaven's Gate as a Postmodern Group. In: Lewis JR, Petersen JA. Controversial New Religions. Oxford University Press; 2004. http://www.oxfordscholarship.com/view/10.1093/019515682X.001.0001/acprof-9780195156829-chapter-17. Accessed June 19, 2013.