A.G. · Alexander Gektin · Alexander Gosztonyi
Firefly Books · Mondadori Electa
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Minerali. Ediz. illustrata | 978-88-370-2021-7 (88-370-2021-X) | 2003 | Roberto Appiani |
| Minerals | 978-1-55407-056-5 (1-55407-056-2) | 2005 | " |