| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Business Ecology: Why Most Green Business Practices Don't Work...and What to Do About It | 978-0-7643-3302-6 (0-7643-3302-X) | 2009 |
| Green Business: A Five-part Model for Creating an Environmentally Responsible Company | 978-0-7643-2503-8 (0-7643-2503-5) | 2006 |