1. Ames, Michael M., and Halpin, Marjorie M. (1980). Manlike Monsters on Trial: Early Records and Modern Evidence, University of British Columbia Press.
2. Ames, Michael M., and Halpin, Marjorie M. (1980). Manlike Monsters on Trial: Early Records and Modern Evidence, University of British Columbia Press.
3. Ecotypes, Etiology, and Contemporary Legend: The ‘Webber’ Cycle in Western Newfoundland;Ashton;Contemporary Legend,2001
4. Asma, Stephen T. (2009). On Monsters: An Unnatural History of Our Worst Fears, Oxford University Press.
5. Bell, Karl (2019). Supernatural Cities: Enchantment, Anxiety, Spectrality, Boydell.