R. H. · R. Hansel · Rudolf Hänsel
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Rational Phytotherapy. A Physicians' Guide to Herbal Medicine | 978-3-540-67096-4 (3-540-67096-3) | 2000 | R. Hansel · Volker Schulz | |
| Rational Phytotherapy: A Physicians' Guide to Herbal Medicine | 978-0-387-62648-2 (0-387-62648-4) | 1997 | Volker Schulz · Varro E. Tyler |