Earthdark

From Author Wars - https://authorwars.com/publications/earthdark-431072.html

Overview:

Title: Earthdark
Author: Monica Hughes
Year: 1984
ISBN-10: 0416210708
Publisher: Magnet
Price: £1.50
Pages: 122
Binding: Paperback
Type: Novel
Title Reference: Earthdark
Notes:
• "Magnet paperback edition first published 1981"
• "Reprinted 1984 (twice)" thus third printing, no number line
• "Cover illustration: Ian Craig" on back cover, no visible signature on the wraparound artwork
• OCLC has records for the 1981 printing, none for any later Magnet edition