Sullivan Donald H Sullivan 
Dweller In Big Misty [EPUB ebook] 

Two stories, the title story plus "Sleepwalker." In the title story Pete, a city boy from Baltimore, visits his cousin in Florida. The two go camping and Pete gets lost in a vast area of a swamp. He wanders into an area that was cursed by an evil Shaman long ago. The shaman awakens as a terrible werebeast when anyone violates his grounds. In addition to the danger from snakes and gators, Pete is stalked by the beast. In "Sleepwalker" a young woman awakens in a cemetery. Flashes of memory of a tall man in a black suit terrorizes her. She goes to a nearby house to seek help…and sees the tall man in the black suit.