The Llewellyn practical guide to the development of psychic powers - Denning and Phillips (St. Paul Minn., USA Llewellyn Publications, 1996)
"Reprint : Originally published : 2nd. ed., rev. and enl. St. Paul, Minn. : Llewellyn Publications, 1983.
Gift (9/23/14)
Keywords: Occult sciences; Psychical research