Stanford University Press · University of Washington Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Seals, Sea Lions, and Walruses: A Review of the Pinnipedia | 978-0-8047-0544-8 (0-8047-0544-5) | 1958 |
| Spires of form: Glimpses of evolution | 978-0-295-96037-1 (0-295-96037-X) | 1983 |
| The Shaping of Environmentalism in America | 978-0-295-97060-8 (0-295-97060-X) | 1991 |