I recommend these 4 books for making the Psychic Connection and better understanding about the divine souls.
(1)"An autobiography of a Yogi"_ Paramhans Yoganand
(2) In Search of Secreat India by Paul Brunton
(3) Many Lives Many Masters By- Dr.Dr. Brian Weiss,MD(Psychiatry)
(4) Heaven and Earth by James Van Praagh
dr.Pramod Shanker Soni,Bhopal, India