Look up ISBN > Netherlands, Belgium (Flemish) > BGA Publications
| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2011 | 978-90-815495-0-9 | Gerard Aartsen | Here to Help: UFOs and the Space Brothers |
| 2010 | 978-90-815495-1-6 | '' | George Adamski - A Herald for the Space Brothers |
| 2012 | 978-90-815495-2-3 | '' | George Adamski - A Herald for the Space Brothers |
| 2015 | 978-90-815495-4-7 | '' | Priorities for a Planet in Transition - The Space Brothers' Case for Justice and Freedom |