Creatures of Light and Darkness

From Author Wars - https://authorwars.com/publications/creatures-of-light-and-darkness-8218.html

Overview:

Title: Creatures of Light and Darkness
Author: Roger Zelazny
Year: 1986
ISBN-10: 0380011220
Publisher: Avon
Price: $2.95
Pages: 190
Binding: Paperback
Type: Novel
Title Reference: Creatures of Light and Darkness
Notes:
• "First Avon Printing: August 1970" • Twelfth printing by number line K-R 16—12 • Date from Locus1, which does not specify the printing but has to be this one as there is also an ad in the back with date code 6/86 • The artist is not credited, no visible signature on the artwork • $3.95 in Canada