Undersea Quest

From Author Wars - https://authorwars.com/publications/undersea-quest-635524.html

Overview:

Title: Undersea Quest
Author: Frederik Pohl, Jack Williamson
Year: 1982
ISBN-10: 0345307011
Publisher: Del Rey / Ballantine
Price: C$2.50
Pages: 154
Binding: Paperback
Type: Novel
Title Reference: Undersea Quest
Notes:
• "First Edition: April 1977" • "Fourth Printing: April 1982"; no number line • "Cover art by David B. Mattingly" on copyright page, the artwork is also signed • Printed in the US but for the Canadian market; the US fourth was $1.95