Robert O. · Robert O'Brien · Robert Obermaier · Robert Oprandy
British Small Animal Veterinary Association · Rowohlt Taschenbuch Verlag
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| BSAVA Manual of Canine and Feline Abdominal Imaging | 978-1-905319-10-7 (1-905319-10-X) | 2009 | Frances J. Barr | |
| Das Wetter | 978-3-499-18010-1 (3-499-18010-3) | 1985 | Philip P. Thompson |