Relates how Mac, the apple, and William, the worm, become friends.
- ISBN10 039925191X
- ISBN13 9780399251917
- Publish Date 2 August 2012
- Publish Status Out of Stock
- Out of Print 29 June 2021
- Publish Country US
- Imprint Penguin Putnam Inc
- Format Hardcover
- Pages 32
- Language English