| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Elements of the Soul | 978-0-9842095-0-7 (0-9842095-0-6) | 2009 | Jennifer Walker · Rissa Watkins · Lindsay Maddox · George Kramer · Lucinda Gunnin · Jo Brielyn · M. Lori Motley |
| Elements of Time: Past, Present, Future | 978-0-9842095-1-4 (0-9842095-1-4) | 2010 | Lindsay Maddox · Jo Brielyn · Rissa Watkins · Lucinda Gunnin · M. Lori Motley · Nancy Smith Gibson · Linda St. Cyr |