| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Animal Activist's Handbook: Maximizing Our Positive Impact in Today's World | 978-1-59O56-12O-1 (1-59O56-12O-1) | 2009 | Matt Ball |
B. Friedrich · Berque Frédéric · Borja Ferrater · Bruce Fredrickson