G. C. · Garden Conservancy · I.C.
Garden Conservancy · Various small imprints
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Garden Conservancy's Open Days Directory 2018: Visit America's Best Private Gardens | 978-1-893424-03-6 (1-893424-03-0) | 2018 |
| The Garden Conservancy's Open Days Directory 2020: Visit America's Best Private Gardens | 978-0-578-63178-3 (0-578-63178-4) | 2020 |