Enchanter

From Author Wars - https://authorwars.com/publications/enchanter-12286.html

Overview:

Title: Enchanter
Author: Robin W. Bailey
Year: 1989
ISBN-10: 0380753863
Publisher: Avon
Price: $3.95
Pages: 315
Binding: Paperback
Type: Novel
Title Reference: Enchanter
Notes: 1st printing as per number line.
This is listed as a "Zork" book but back cover says it is about the "Enchanter" game world.
Both series are "An Infocom Book".
Price in Canada C$4.95