^Silverman, Kenneth (1991). Edgar A. Poe: Mournful and Never-ending Remembrance (Paperback ed.). New York: Harper Perennial. pp. 171. ISBN 0-06-092331-8.
^Meyers, Jeffrey (1992). Edgar Allan Poe: His Life and Legacy. New York: Cooper Square Press, 123. ISBN 0-8154-1038-7