| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2010 | 978-0-9819884-0-5 | OMD NMD C. P. Negri | Green Medicine |
| '' | 978-0-9819884-2-9 | '' | Naturopathic Treatment of Blood Pressure |
| '' | 978-0-9819884-3-6 | C. P. Negri OMD NMD · Randall Gibson M.Ed. LMT | Naturopathic Treatment of Emotional Illness |