| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Harmony: A New Way of Looking at Our World | Paperback | 978-0-06-173135-8 (0-06-173135-8) | 2012 |
| Harmony: A New Way of Looking at Our World | Hardcover | 978-0-06-173131-0 (0-06-173131-5) | 2010 |
| Harmony Children's Edition: A Vision for Our Future | " | 978-0-06-173134-1 (0-06-173134-X) | 2010 |
C.H. · C.P. · C. T. · Charles H. · Charles P. · Charles T. · H. P. · H.T. · T.P