William Cowper (1856). “The task, Table talk, and other poems: With critical observations of various authors on his genius and character, and notes, critical and illustrative”, p.154
"Author Interview: Cassandra Clare on City of Bones (Book One, The Mortal Instruments)". Interview with Cynthia Leitich Smith, cynthialeitichsmith.blogspot.com. March 8, 2008.
Joseph Addison (1761). “The Specator, no. 507-600. The Guardian. The lover. The present state of the war, and the necessity of an augmentation, considered. The Whig-examiner. The Free-holder. Of the Christian religion”, p.253