My Friend Is Sad
| Copyright Holder | Mo Willems |
| Publisher | Hyperion Books For Children |
| Series | Elephant & Piggie |
| Format | Hardback |
| Language | English |
| Copyright | 2007 |
| Pages / Font | 57 pages |
| ISBN 13 | 978-142310297-7 |
| Barcode | 9 781423 102977 |
| Other | 1234732 |
| Notes | HYPERION BOOKS FOR CHILDREN/New York Printed in Mexico |
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