Arthur isn't sure he is happy about the new baby in the family, but when his sister asks for his help in handling the baby, Arthur feels much better.
- ISBN10 0316113360
- ISBN13 9780316113366
- Publish Date 7 January 2001 (first published 30 November 1987)
- Publish Status Active
- Publish Country US
- Imprint Little, Brown & Company
- Edition Large type / large print edition
- Language English