The Grey King

From Author Wars - https://authorwars.com/publications/the-grey-king-822464.html

Overview:

Title: The Grey King
Author: Susan Cooper
Year: Unknown
ISBN-10: 0689704488
Publisher: Aladdin / Margaret K. McElderry / Atheneum
Price: $2.95
Pages: 208
Binding: Trade Paperback
Type: Novel
Title Reference: The Grey King
Notes: "A Margaret K. McElderry Book", an Aladdin book, an imprint of Atheneum. Catalog ID: "A 78" Bottom lower right corner of back cover shows code "9-14" Only the price on the cover differentiates this publication from the 1978-04 publication.