The Catholic Demonologist: Workbook and Study Guide: A companion guidebook for the serious Demonology study
Kenneth & Farah Deel have a  combined  80 years of personal  experiences, field work,  and  research. As well as  a  multi-generational  study on  the topics of ghost, demons   and all  things  that  go bump in  the night.  They now continue to educate the public, laity  and clergy  alike  on  these  topics as to bring a better understanding  and  awareness   that   ghost  and demons  are  real and how to deal with them.