The Secret of Shark Reef
| Author | William Arden |
| Genre | Fiction, Novel, Juvenile Fiction, Detective, Mystery |
| First published | 1979 |
| Original Language | English |
| First published | 1979 |
| Links | https://www.threeinvestigatorsbooks.com/sharkreef.html |
| Notes | The Secret of Shark Reef is a children's novel by William Arden, and the thirtieth book in The Three Investigators series. |
Editions 1
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | 3 etsivää ja hairiutta | Gummerus | Hardback | Finnish | Finland | 1981 |
Added by AgathaCrustie