Below are books I've read and recommend:

Other Lives, Other Selves by Roger Woolger, Ph.D. (A researcher of "past lives/reincarnation")
Same Soul, Many Bodies by Brian L. Weiss, M.D. (A researcher of "past lives/reincarnation")
Many Lives, Many Masters by Brian L. Weiss, M.D.
In God's Truth by Nick Bunick (One of his past lives is that of the Apostle Paul.)
The Messengers by Julia Ingram and G.W. Hardin
John of Old, John of New/The Awakening of an Apostle by Sharon Prince - Spiritual Reader, Author and Teacher
The New Testament of the Bible
The Celestine Prophecy by James Redfield
The Way of the Peaceful Warrior by Dan Millman
Shut Up and Get a Life by Larry Wingett
Conversations with God (book one) by Neale Donald Walsh
Conversations with God (book two) by Neale Donald Walsh
Conversations with God (book three) by Neale Donald Walsh
Signs Along the Path: A Guide to an Inspired Life by John C. Davis and Holly Matson (One of his past lives is that of John the Beloved.)
What the Bleep Do we (k)now!? by William Arntz, Betsy Chasse, and Mark Vicente (co-creators of the movie) with Jack Forem and Ellen Erwin
Time for Truth / A New Beginning by Nick Bunick
They walked with Jesus by Dolores Cannon
The Power of Intention/Learning to Co-create Your World Your Way by Dr. Wayne W. Dyer
Jesus and the Essenes by Dolores Cannon
Ask and It Is Given/Learning to Manifest Your Desires by Esther and Jerry Hicks (The Teachings of Abraham)
Jesus & Buddha/The Parallel Sayings by MarcusBorg (editor)
Jesus The Son of Man by Kahlil Gibran
The Prophet by Kahlil Gibran
Jesus Was Not A Christian/Discovering the Jesus Who was Replaced by Theology by Jim Stacey
The Commitment by Nick Bunick
Blessings of the Cosmos/Wisdom of the Heart from the Aramaic words of Jesus by Neil Douglas-Klotz
Oneness by Rasha
The Messengers (with five new chapters) by G W Hardin & Nick Bunick
I AM / The Power of Discovering Who You Really Are by Howard Falco
The Yoga of Jesus by Paramahansa Yogananda
The Complete Idiot's Guide to The Law of Attraction by Diane Ahlquist
Miracles Happen/The Transformational Healing Power of Past-Life Memories by Brian L. Weiss, M.D. and Amy E. Weiss. M.S.W.
Misquoting Jesus/The Story Behind Who Changed the Bible and Why by Bart E. Ehrman
WHEN JESUS BECAME GOD/The Epic Fight over Christ's Divinity in the Last Days of Rome by Richard E Rubenstein
The Four Agreements by Don Miguel Ruiz
The Game of Life and how to play it by Florence Scovel Shinn
The Great Tomorrow by Nick Bunick
The Gospel of Thomas/The Gnostic Wisdom of Jesus by Jean-Yves
The Seat of the Soul by Gary Zukav
The Man Who Walked With Jesus/Tales From The Sixth Disciple by Terry Shepard Friedmann, M.D.
The Afterlife of Billy Fingers by Annie Kagan
DNA of the Gods/The Anunnaki, Creation of Eve and the Alien Battle for Humanity by Chris H. Hardy
God's Message to the World/You've Got Me All Wrong by Neale Donald Walsch