The Edge of Tomorrow

From Author Wars - https://authorwars.com/publications/the-edge-of-tomorrow-653382.html

Overview:

Title: The Edge of Tomorrow
Author: Isaac Asimov
Year: Unknown
ISBN-10: 0812531221
Publisher: Tor
Price: $3.95
Pages: xiv+462
Binding: Paperback
Type: Collection
Title Reference: The Ugly Little Boy
Notes:
• "First mass market printing: July 1986" • Third printing by number line 0 9 8 7 6 5 4 3 • Cover art is credited to Vallejo on the copyright page, the artwork is also signed • Canadian ISBN is also on the cover/spine/copyright page: 0-812-53123-X • $4.95 in Canada