Clark, Ann J (2021) Healing from great loss: Facing pain and grief to recover your authentic self, Woodbury, MN: Llewellyn Publications
Clark, Ann, Joy, Karen, Selinske, Joanne & Hargreaves, Marilyn (2019) Wisdom of Souls, Woodbury, MN: Llewellyn Publications
Newton, Michael (1996) Journey of Souls, 5th ed. Woodbury, MN: Llewellyn Publications
Newton, Michael (2000) Destiny of Souls, Woodbury, MN: Llewellyn Publications.
Newton, Michael Ed (2009) Memories of the Afterlife, Woodbury, MN: Llewellyn publications.
Newton Institute; Clark, Ann, Joy, Karen, Hargreaves, Marilyn, and Selinske, Joanne (2018) Llewellyn’s Little Book of Life between Lives, Woodbury, MN, Llewellyn Publications
Weiss. Brian, Weiss, Amy (2012) Miracles Happen, New York City, NY, Harper One
Weiss, Brian (1988) Many Masters, Many Lives, Fireside
Stories of the Afterlife, The Newton Institute online journal, www.newtoninstitute.org