In addition to my book, Spirit Lives! you would be interested in these books on past lives and the afterlife:
1. Many Lives, Many Masters: The True Story of a Prominent Psychiatrist, His Young Patient, and the Past-Life Therapy That Changed Both Their Lives by Dr. Brian Weiss
2. Life After Life: The Investigation of a Phenomenon–Survival of Bodily Death by Dr. Raymond Moody
3. Proof of Heaven: A Neurosurgeon’s Journey into the Afterlife by Dr. Eben Alexander
4. And Then There Was Heaven, A Journey of Hope and Love by Roland M. Comtois
5. Answers About the Afterlife: A Private Investigator’s 15-Year Research Unlocks the Mysteries of Life After Death by Bob Olson