B. Hughes · Barry O. Hughes · Bryan O'Neil Hughes
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Animal Welfare | 978-1-84593-659-4 (1-84593-659-0) | 2011 | M C Appleby · J A Mench · A Olsson |
| Animal Welfare | 978-0-85199-180-1 (0-85199-180-7) | 1997 | M.C. Appleby |
| Poultry Behaviour and Welfare | 978-0-85199-667-7 (0-85199-667-1) | 2004 | |