D D · Dr. D · L.D. · Lowell Dingus
HarperCollins · St. Martin's Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Hell Creek, Montana: America's Key to the Prehistoric Past | 978-0-312-31393-7 (0-312-31393-4) | 2004 |
| Searching for Velociraptor | 978-0-06-025894-8 (0-06-025894-2) | 1996 |