The Sixth Winter

From Author Wars - https://authorwars.com/publications/the-sixth-winter-264323.html

Overview:

Title: The Sixth Winter
Author: Douglas Orgill, John Gribbin
Year: 1980
ISBN-10: 0671250167
Publisher: Simon & Schuster
Price: $10.95
Pages: 384
Binding: Hardcover
Type: Novel
Title Reference: The Sixth Winter
Notes:
1st printing as per number line. Back flap of Archive.org copy has a date of 0180; copyright page says Copyright 1979.