Starworld

From Author Wars - https://authorwars.com/publications/starworld-209217.html

Overview:

Title: Starworld
Author: Harry Harrison
Year: 1981
ISBN-10: 0553146475
Publisher: Bantam Books
Price: $2.25
Pages: 198
Binding: Paperback
Type: Novel
Title Reference: Starworld
Notes:
• "A Bantam Book / July 1981" • First printing by number line 0987654321 • The artist is not credited, no visible signature • The covers for all three books in this series were published within a six month period and look quite similar. Bob Larkin is only credited in the second, but probably did all three.