| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Guide de l'assainissement individuel | 978-92-4-254443-5 (92-4-254443-4) | 1995 | R Franceys |
| Guide to the Development of On-site Sanitation | 978-92-4-154443-6 (92-4-154443-0) | 1992 | R. Franceys · R. Reed |
Christopher J. Pickford · J. P. · James Pickford · James (red.) Pickford · Jane Pickford · John Pickford