The Far Call

From Author Wars - https://authorwars.com/publications/the-far-call-39606.html

Overview:

Title: The Far Call
Author: Gordon R. Dickson
Year: 1983
ISBN-10: 0441227996
Publisher: Ace Books
Price: $2.75
Pages: 414
Binding: Paperback
Type: Novel
Title Reference: The Far Call
Notes:
"First Ace Printing: February 1983" No printer's key. Cover artist not credited. Signature "Shirak" on the art.