CABI Publishing · Churchill Livingstone
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Performance Recording in Sheep | 978-0-85198-020-1 (0-85198-020-1) | 1971 |
| Sheep Production | 978-0-7020-0597-8 (0-7020-0597-5) | 1976 |
Bryn Owen · J.B. · J. B. Owen · J. Owen · John B. · John O. · John Owen