Frank Lauria's Blue Limbo (1991)

New York City: Avon Books (book, 1st), 1991.
6.875" x 4.25" x 1", 346 pages, softcover.

Frank Lauria's Blue Limbo, as published by Avon Books (NYC) in 1991. 

Includes a blurb from William S. Burroughs at the first page: "Hypnotically readable... Frank Lauria has written the most believable vampire and werewolf stories I have ever read"