| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Two Views from Christiansborg Castle Vol II. A Description of the Guinea Coast and its Inhabitants | Paperback | 978-9988-647-28-5 (9988-647-28-X) | 2010 |
| Two Views from Christiansborg Castle Vol II. A Description of the Guinea Coast and its Inhabitants | Hardcover | 978-9988-647-77-3 (9988-647-77-8) | 2009 |