Once upon a crime /
Michael Buckley ; pictures by Peter Ferguson.
- New York : Amulet Books, 2007.
- xii, 271 p. cm.
- Sisters Grimm ; bk. 4 .
- Buckley, Michael. Sisters Grimm ; bk. 4 ; bk. 4. .
When the fairy-tale detectives rush to New York City hoping to find an Everafter who can cure Puck, they trigger a chain of events that includes a murder mystery, and learn many new things about their mother who, along with their father, is still in an enchanted sleep.