D,. H.. · Dr. Henry H. Halley · Drew Hill · Dru Hill
| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Have You Ever Seena Sky That Is Green | Hardcover | 978-1-58728-667-4 | 2002 |
| Have You Ever Seen a Sky That Is Green | Paperback | 978-1-58728-687-2 | 2002 |
| Think Before You Blink | Hardcover | 978-1-58728-668-1 | 2002 |
| Think Before You Blink | Paperback | 978-1-58728-688-9 | 2002 |