| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| DIY Hydroponics: System Builders Guide 3rd Addition | 978-1-468O-7272-3 (1-468O-7272-2) | 2011 |
J. H. · J. P. · John H. · John Hennessy · John P. · John Pope-Hennessy · John Wyndham Pope-Hennessy · P. H. · Sir John Pope-Hennessy