| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Amelia: The Libretto | Hardcover | 978-0-295-99679-0 | 2015 |
| Amelia: The Libretto | Paperback | 978-0-295-98939-6 | 2009 |
| Jonathan's Cloud | Hardcover | 978-0-06-024123-0 | 1986 |
| Jonathan's Cloud | " | 978-0-06-024124-7 | 1986 |
| Russian Tortoise | Paperback | 978-1-56809-119-8 | 2009 |
HarperCollins · Time Being Books · University of Washington Press