| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Conservation of Medicinal Plants | Paperback | 978-0-521-11202-4 (0-521-11202-8) | 2009 | |
| Conservation of Medicinal Plants | Hardcover | 978-0-521-39206-8 (0-521-39206-3) | 1991 | Vernon Heywood |