| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| GPS Quick Course 2nd Edition, Systems, Technology and Operation | 978-1-932813-30-2 (1-932813-30-6) | 2009 | Lawrence Harte |
| GPS Quick Course; Technology, Systems and Operation | 978-1-932813-70-8 (1-932813-70-5) | 2007 | " |