| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1996 | 978-1-888865-00-4 | Philip L. Hoag | No Such Thing As Doomsday: Underground Shelters How to Prepare for Earth Changes, Wars & Other Threats |
| 1999 | 978-1-888865-01-1 | Philip Hoag | No Such Thing As Doomsday: How to Prepare for Earth Changes, Power Outages, Wars & Other Threats |
| 2006 | 978-1-888865-02-8 | Arlene R. Hoag | Do-It-Yourself Emergency Preparedness |