The Parasite

From Author Wars - https://authorwars.com/publications/the-parasite-661407.html

Overview:

Title: The Parasite
Author: Ramsey Campbell
Year: 1993
ISBN-10: 074720800X
Publisher: Headline
Price: £15.99
Pages: 369
Binding: Hardcover
Type: Novel
Title Reference: The Parasite
Notes:
- "Reprinted in this edition in 1993" with 10–1 number line.
- This new edition contains both the original ending, and the revised version written for the American edition (Macmillan 1980 as The Parasite), and has a new afterword discussing the history of the book and the two endings.