1947: Year of the Crashed UFOsGeorge Mitrovic
หนังสือเสียงบรรยายโดย George Mitrovic
- The Great Airship Flap. 1896-1897George Mitrovic
- Meteorite Hits and Near MissesGeorge Mitrovic
- Yowies of New South WalesGeorge Mitrovic
- Ancient Explorers of Eastern North AmericaGeorge Mitrovic
- Bigfoot in PennsylvaniaGeorge Mitrovic
- Ancient River Explorers of North AmericaGeorge Mitrovic
- Strange Archaeology of CanadaGeorge Mitrovic
