- Joshi, S.T. . The Weird Tale. Rockville, Maryland: Wildside Press, 2003.
- Steiger, Brad . The Werewolf Book: The Encyclopedia of Shapeshifting Beings. Farmington Hills, Michigan: Visible Ink , 1999.
- Blume, Donald T. . Ambrose Bierce’s Civilians and Soldiers in Context: A Critical Study. Kent, Ohio: Kent State University Press, 2004.
- Cornes, Judy . Madness and the Loss of Identity in Nineteenth Century Fiction. Jefferson, North Carolina: MacFarland and Company Inc., 2008.
-
"Ambrose Bierce." The Literature Network. http://www.online-literature.com/bierce/. Accessed 12 May 2017.
-
Juhasz, Paul. "No Matter What the Actual Hour Might Be." The ABP Journal, vol. 4, no. 1, 2008. http://www.ambrosebierce.org/journal4juhasz1.html. Accessed 12 May 2017.
-
Canty, Daniel. "The Meaning of 'Moxon's Master.'" Science Fiction Studies, vol. 23, no. 3, 1996, pp. 538-541.
-
Lovecraft, HP. "Supernatural Horror in Literature." http://www.hplovecraft.com/writings/texts/essays/shil.aspx. Accessed 12 May 2017.
-
Poe, Edgar Allen. "Maelzel's Chess-Player." https://www.eapoe.org/works/essays/maelzel.htm. Accessed 12 May 2017.
- "The Boarded Window by Ambrose Bierce." The Sitting Bee. 15 OCT 2016. 4/13/2017. <http://sittingbee.com/the-boarded-window-ambrose-bierce/>.
- Khazan, Olga . "The Odd Superstition Behind Birthmarks." The Atlantic. April 8, 2015. April 17, 2017. <https://www.theatlantic.com/health/archive/2015/04/the-odd-superstition-behind-birthmarks/389958/>.
- Marshall, Bridget M. . "Teaching "The Boarded Window"." The Ambrose Bierce Project. 2008. April 21, 2017. <http://www.ambrosebierce.org/journal4marshall.html>.