B.S. · Barbara S. · Barbara Snow Gilbert
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Birds and Berries | 978-1-4081-3821-2 (1-4081-3821-2) | 2010 | David Snow |
| Birds and Berries: A Study of an Ecological Interaction | 978-0-85661-049-3 (0-85661-049-6) | 2002 | David William Snow |