These are some of the books I have found helpful.
Guidance from Silver Birch edited by Anne Dooley isbn 0853840660
this was my first spiritual book!
Light from Silver Birch isbn 0 85384 058 x
The Powers of Thought by Omraam Mikhael Aivanhov
Dying to be Me by Anita Moorjani isbn978-1-84850-8
Many Lives Many Masters Dr Brian Weiss isbn 978-0-7499-1378-6
Jesus and the Essenes by Dolores Cannon isbn 1-886940-08-8