| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1979 | 978-0-9595626-0-6 | Robert Powell | The self-effacing gardener: A natural plant community in the garden |
| 1986 | 978-0-9595626-3-7 | Jeanette Conacher | Small Scale Farming and Horticulture: Some Theories and Strategies for Organic Growers |