Working in the Realms of Spirit A True Story about Poltergeists and Haunted Houses in the 20th Century by Mike Williamson

A story about the fight against evil spirits in the modern world, an ordinary family man were haunted by poltergeists and there was no-one to help. His family was being attacked and he had to find a way to stop it. This is how he and his wife went about finding how to beat the ghosts in his house and give his family peace of mind.