| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Martian Rhapsody: A Story about the People, Technology, and Science of the First Mars Colony | 978-O-692-34324-1 (O-692-34324-5) | 2014 |
D,. H.. · D.K · Dr. K. · "E. K." · E. Keller · H. E. · H E Keller · H. Keller · Harry Keller