Darkside

From Author Wars - https://authorwars.com/publications/darkside-9113.html

Overview:

Title: Darkside
Author: Dennis Etchison
Year: 1986
ISBN-10: 0441138195
Publisher: Charter
Price: $3.50
Pages: 246
Binding: Paperback
Type: Novel
Title Reference: Darkside
Notes:
- $4.75 in Canada.
- Cover art not credited and there is no visible signature.
- "Charter edition / December 1986" on copyright page.
  Catalog of Copyright entry TX0001967521 puts the publication date at 1986-12-01.
- No BLIC.
- LCCN from LOC lookup.