When Harry Walpole discovers he is a werewolf, his attempts to break the curse are unsuccessful until he is aided by his pushy friend Abby.
- ISBN10 0833596136
- ISBN13 9780833596130
- Publish Date 15 April 1991 (first published 1 October 1989)
- Publish Status Out of Print
- Out of Print 7 April 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English