| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Appropriate Technology: Tools, Choices and Implications | 978-0-12-335190-6 (0-12-335190-1) | 1998 | Christopher Bull |
| Field Guide to Appropriate Technology | 978-0-12-335185-2 (0-12-335185-5) | 2003 | " |