Bertha thought that she was Judy's best friend and was jealous when Judy played with other kids.
- ISBN10 0060269294
- ISBN13 9780060269296
- Publish Date 1 January 1975
- Publish Status Out of Print
- Out of Print 4 May 2011
- Publish Country US
- Imprint HarperCollins Publishers
- Format Hardcover
- Pages 32
- Language English