Samuel Richardson (1755). “A collection of the moral and instructive sentiments, maxims, cautions, and reflexions, contained in the histories of Pamela, Clarissa, and Sir Charles Grandison: Digested under proper heads, with references to the volume, ...”, p.80
"Showrunner Eric Kripke Talks REVOLUTION, Possibly Revealing the Reason for the Blackout This Season, How Long the Search for Danny Lasts, and More". Interview with Christina Radish, collider.com. October 15, 2012.
Frederick Douglass (2016). “Narrative of the Life of Frederick Douglass, an American Slave: Written by Himself, Critical Edition”, p.83, Yale University Press