How Many Sleeps?
| Illustrator | Layn Marlow |
| Publisher | Oxford University Press |
| Copyright Holder (Text) | Amber Stewart |
| Copyright Holder (Illustrations) | Layn Marlow |
| Format | Paperback |
| Language | English |
| Location | Oxford |
| Copyright | 2005 |
| ISBN 10 | 0-19-279189-3 |
| ISBN 13 | 978-0-19-279189-4 |
| Printer's Key | 10 9 8 7 6 5 4 3 2 1 |
| Barcode | 9 780192 791894 |
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