| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| Gorda Ridge: A Seafloor Spreading Center in the United States' Exclusive Economic Zone Proceedings of the Gorda Ridge Symposium May 11-13, 1987, Portland, Oregon | 978-0-387-97034-9 (0-387-97034-7) | 1989 | |
| Gorda Ridge: A Seafloor Spreading Centre in the United States' Exclusive Economic Zone - Symposium Proceedings | 978-3-540-97034-7 (3-540-97034-7) | 1989 |