HarperCollins · McClelland & Stewart
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Changes in Latitude: An Uncommon Anthropology | 978-0-06-097319-3 (0-06-097319-6) | 1990 |
| Mind in the Waters, a Book to Celebrate the Consciousness of Whales and Dolphins | 978-0-7710-5530-0 (0-7710-5530-7) | 1974 |