Cat in the Mirror

From Author Wars - https://authorwars.com/publications/cat-in-the-mirror-574932.html

Overview:

Title: Cat in the Mirror
Author: Mary Stolz
Year: 1975
ISBN-10: 0060258322
Publisher: Harper & Row
Price: $6.95
Pages: 199
Binding: Hardcover
Type: Novel
Title Reference: Cat in the Mirror
Notes: 1st ed. LCCN: 75-6307 -- "ISBN 0060258322. 0060258330 $5.79" OCLC: 1992903 (two pairs ISBN-10 ISBN-13, no price) Publ date from contemporary review by Kirkus (undated online) Price from capsule review Was. Post 1975-12-14 p153

As of 2016-06-14 Amazon states for the second ISBN "Hardcover--October, 1975" Probably $5.79 was the list or stated price of the second, library binding edition. Cover artist on back flap of price-clipped Harpercrest Archive.org copy.