C.S. · Carl (Dr.) Semencic · Carl S.
| title | ISBN-13 | year of publication |
|---|---|---|
| Gladiator Dogs | 978-0-7938-0596-9 | 1998 |
| Pit Bulls and Tenacious Guard Dogs | 978-0-86622-639-4 | 1991 |
| The World of Fighting Dogs | 978-0-86622-656-1 | 1984 |
| The world of fighting dogs | 978-0-87666-566-4 | 1984 |