The Government UFO Files
Kevin D. Randle
The Vampire Book
J. Gordon Melton
The Vampire Almanac
J. Gordon Melton, PhD
Time Travel
Nick Redfern
Celebrity Ghosts and Notorious Hauntings
Marie D. Jones
Lost Civilizations
Jim Willis
The Alien Book
Nick Redfern
Area 51
Nick Redfern
Monsters of the Deep
Nick Redfern
Haunted
Brad Steiger