The Secret of Shark Reef (Alfred Hitchcock and the Three Investigators #30)
| Country | USA |
| Brand | Random House Books for Young Readers |
| Manufacturer | Random House Books for Young Readers |
| Binding | Paperback |
| ReleaseDate | 1981-08-12 |
| UnitCount | 1 |
| EANs | 9780394845043 |