www.SrimadBhagavatam.org has plenty of teachings and ghosts stories. so does www.vedabase.com www.bhaktiportal.com
Lord Nrsimhadeva Slays the King of the Demons and Spooks the Spooks ... keep His picture next to your bed and He will protect you. Offer him water or vegetarian food when you feel inspired, He is spiritual and can accept offerings made with love.