The changeover : a supernatural romance /
Margaret Mahy.
- 1st American ed.
- New York : Atheneum, 1984.
- 214 p. ; 23 cm.
"A Margaret K. McElderry book."
When her baby brother seems to become possessed by an evil spirit, fourteen-year-old Laura seeks the help of the strangely compelling older boy at school who she is convinced has supernatural powers.