* Recommended for children: I Think We've Got Ghosts -- Brian Byers

Paranormal Technology: Understanding the Science of Ghost Hunting -- David M. Rountree

Ghost Hunter's Guidebook: The Essential Guide to Investigating Ghosts & Hauntings -- Troy Taylor

Hauntings and Poltergeists: A Ghost Hunter's Guide -- Loyd Auerbach

Ghost Hunting: How to Investigate the Paranormal --  Loyd Auerbach

The Case for Ghosts: An Objective Look at the Paranormal -- J. Allan Danelek

Strange Frequencies -- Craig Telesha

A Field Guide to Spirit Photography -- Dale Kaczmarek

Ghost Hunters: William James and the Search for Scientific Proof of Life After Death-- Deborah Blum

How to Hunt Ghosts : A Practical Guide -- Joshua P. Warren

How to be a Ghost Hunter (How To Series) -- Richard H. Southall

PSIence: How New Discoveries in Quantum Physics and New Science May Explain the Existence of Paranormal Phenomena -- Marie D. Jones

The Physics of the Paranormal --  Kenneth W. Behrendt

Ghost Files -- Jeff Belanger

Our Haunted Lives: True Life Ghost Encounters -- Jeff Belanger

Communicating With the Dead -- Jeff Belanger

Encyclopedia of Haunted Places -- Jeff Belanger

Ghost Hunting [With CDROM] [GHOST HUNTING W/CDROM] -- Christopher Balzano

Ghost Hunting: True Stories of Unexplained Phenomena from The Atlantic Paranormal Society -- Jason Hawes and Grant Wilson

Seeking Spirits: The Lost Cases of The Atlantic Paranormal Society -- Jason Hawes and Grant Wilson

The Complete Approach - The Scientific and Metaphysical Guide to The Paranormal -- Barry Fitzgerald and Dustin Pari