- HörbuchGnosticismCharles River Editors
- HörbuchThe Spanish Inquisition and Portuguese InquisitionCharles River Editors
- HörbuchHarun al-RashidCharles River Editors
- HörbuchThe Portuguese InquisitionCharles River Editors
- HörbuchThe Portuguese Empire and AfricaCharles River Editors
- HörbuchLincoln RawDL Fowler
- HörbuchPrester JohnCharles River Editors