| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Vine of the Soul: Medicine Men, Their Plants and Rituals in the Colombian Amazonia | 978-O-9O7791-31-7 (O-9O7791-31-X) | 2003 | Richard Evans Schultes PhD |
R. F. · R. P. · R.R. · Robert F. · Robert F. Raffauf · Robert P. · Robert R.