- eBookSecrets of Ufo TechnologyKenneth W. Behrendt
- eBookThe Physics of the ParanormalKenneth W. Behrendt
- eBookThe Triumphant Orffyrean Perpetual Motion Finally Explained!Kenneth W. Behrendt
- eBookThe New Science of the UfoKenneth W. Behrendt
- eBookThe How and Why of UfosKenneth W. Behrendt
- eBookEssays from the Edge of ScienceKenneth W. Behrendt