Retief's War

From Author Wars - https://authorwars.com/publications/retiefs-war-199457.html

Overview:

Title: Retief's War
Author: Keith Laumer
Year: 1982
ISBN-10: 0671448811
Publisher: Timescape / Pocket Books
Price: $2.25
Pages: 172
Binding: Paperback
Type: Novel
Title Reference: Retief's War
Notes:
- "First Pocket Books printing December, 1978"
- Third printing by number line 10—3
- Date from amazon.com, so suspect
- The artist is not credited, Rowena is on the cover
- Printed in the US