You can find copies of the book and its recent graphic novel adaptation at retailers like Amazon and Barnes & Noble . Wait Till Helen Comes: A Ghost Story - Books - Amazon.com
Mary Downing Hahn’s Wait Till Helen Comes is a popular children's gothic ghost story about a blended family facing a malevolent spirit. The plot follows twelve-year-old Molly, whose family relocates to a haunted country church, where she must save her stepsister, Heather, from the dangerous influence of a ghost. The novel explores themes of guilt, grief, and family dysfunction with a spooky, accessible narrative. Wait Till Helen Comes