The Changeling

From Author Wars - https://authorwars.com/publications/the-changeling-906441.html

Overview:

Title: The Changeling
Author: Terri Windling
Year: 1995
ISBN-10: 0679878815
Publisher: Random House
Pages: 106
Binding: Trade Paperback
Type: Chapter Book
Title Reference: The Changeling
Notes: Info from Archive.org copy. ISBN on back cover; front cover and copyright page have an 0-679-86699-X ISBN. There is no price in the book; the other Bullseye Chiller on ISFDB, Fangs of Evil, has the price on the front cover after the ISBN, so it's unknown why this book doesn't.