G S · G Springer · V. G. Springer · V. S.
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| SHARKS IN QUESTION | Paperback | 978-0-87474-877-2 (0-87474-877-1) | 1989 | Joy P. Gold |
| SHARKS IN QUESTION | Hardcover | 978-0-87474-878-9 (0-87474-878-X) | 1989 | " |