J. W. · Jeffrey Winter · Jeffrey Winters
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Hydroponics: Indoor Horticulture | 978-0-9550112-0-7 (0-9550112-0-5) | 2005 |
| Medical Marijuana / Cannabis Cultivation: Trees of Life at the University of London | 978-0-9550112-2-1 (0-9550112-2-1) | 2008 |