Brief review to be added of John Spencer's book “Gifts of the Gods?” (1994) (available on Amazon USA and on Amazon UK)
Brief review to be added of John Spencer's book “Perspectives” (1989) (available on Amazon USA and on Amazon UK)
Brief review to be added of “True Life Encounters – Alien Contact” (1997) (available on Amazon USA and on Amazon UK) by John Spencer and Anne Spencer.
Brief review to be added of John Spencer's book “The UFO Encyclopedia” (1991) (available on Amazon USA and on Amazon UK).
Brief review to be added of John Spencer's book “UFOs: The Definitive Casebook” (1991) (available on Amazon USA and on Amazon UK)