| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1985 | 978-0-932945-37-2 | John Ronner | Do You Have a Guardian Angel?: And Other Questions Answered About Angels |
| 1990 | 978-0-932945-38-9 | John E. Ronner | Seeing Your Future: A Modern Look at Prophecy and Prediction |
| 1993 | 978-0-932945-40-2 | John Ronner | Know Your Angels: The Angel Almanac With Biographies of 100 Prominent Angels in Legend & Folklore-And Much More! |
| '' | 978-0-932945-41-9 | Do You Have a Guardian Angel? | |
| '' | 978-0-932945-42-6 | John Ronner | Know Your Angels |