Paranormal Investigation

L'esorcismo Di Anna Ecklund                      

ESP - Fenomeni paranormali                      

I pub più infestati della Gran Bretagna          

Hereditary - Le Radici Del Male                  

ESP 2 - Fenomeni paranormali                    

Bureau of Paranormal Investigation              

UFO Investigation                                

Muhyo & Roji's Bureau of Supernatural Investigation

iUniverse

Paranormal Investigations: The Proper Procedures and Protocols of Investigation for the Beginner to the Pro (English Edition)

Trafford Publishing

Paranormal Investigations: The Cajun Ghost Hunter Chronicles (English Edition)