Animal Speak by Ted Andrews (Llewellyn, 1996)
Ecoshamanism by James Endredy (Llewellyn, 2005)
The Ghost Hunter’s Survival Guide by Michelle Belanger (Llewellyn, 2009)
The Happy Medium by Jodi Livon (Llewellyn, 2009)
Natural Healing for Dogs & Cats by Diane Stein (Crossing Press, 1993)
Never Say Goodbye by Patrick Mathews (Llewellyn, 2003)
Reaching Through the Veil to Heal by Linda Drake (Llewellyn, 2006)
Relax, It’s Only a Ghost by Echo Bodine (Fair Winds Press, 2001)
The Secret Life of Nature by Peter Tompkins (HarperOne, 1997)
Soul Retrieval by Sandra Ingerman (HarperOne, revised, updated edition 2006; originally published by HarperSanFrancisco, 1991)
Twenty Cases Suggestive of Reincarnation by Dr. Ian Stevenson
(University Press of Virginia, 1980)
The Way of the Shaman by Michael Harner, Ph.D. (HarperOne, 1990)
Where Reincarnation and Biology Intersect by Dr. Ian Stevenson
(Praeger Paperback, 1997)