| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Erec Rex. O Olho do Dragão | Paperback | 978-85-01-08152-0 | 2009 |
| Erec Rex: The Dragon's Eye | " | 978-0-9786555-3-2 | 2007 |
| Erec Rex: The Monsters of Otherness | Hardcover | 978-0-9786555-7-0 | 2007 |
| Erec Rex - The Search for Truth | Paperback | 978-1-4169-8078-0 | 2009 |
| The Dragon's Eye | Audio CD | 978-0-7435-8139-4 | 2009 |
| The Dragon's Eye | Paperback | 978-1-4169-7933-3 | 2009 |
| The Dragon's Eye | Hardcover | 978-0-9786555-6-3 | 2006 |
| The Monsters of Otherness | Audio CD | 978-0-7435-8141-7 | 2009 |
| The Monsters of Otherness | Paperback | 978-1-4169-7934-0 | 2009 |
| The Search for Truth | " | 978-1-4169-7989-0 | 2010 |
| The Search for Truth | Audio CD | 978-0-7435-8386-2 | 2009 |
| The Search for Truth | Hardcover | 978-1-4169-7988-3 | 2009 |
| The Secret of Ashona | " | 978-1-4169-7992-0 | 2012 |
| The Three Furies | Paperback | 978-1-4169-7991-3 | 2011 |
| The Three Furies | Hardcover | 978-1-4169-7990-6 | 2010 |
| The Three Furies | MP3 CD | 978-1-4423-0457-4 |
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