Acres U.S.A. · Mokelumne Hill Pr
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Bread from Stones | 978-0-911311-30-3 (0-911311-30-0) | 1991 |
| Bread from Stones: A New and Rational System of Land Fertilization and Physical Regeneration | 978-0-7873-1006-6 (0-7873-1006-9) | 1994 |