"Ed Helms Talks THE HANGOVER PART III, Character Relationships, Location Shoots, Returning Characters, Concluding the Trilogy & More from Our Set Visit". Interview with Dave Trumbore, collider.com. April 17, 2013.
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.115