| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| A Field Guide to Buying Organic | 978-0-553-59029-6 (0-553-59029-4) | 2007 | Dan Schultz |
| A Field Guide to Buying Organic: An Aisle-by-Aisle Guide to Every Organic Product | 978-0-553-38293-8 (0-553-38293-4) | 2005 | " |