John Milton, James Augustus St. John, Charles Richard Sumner (1872). “The Prose Works of John Milton ...: With a Preface, Preliminary Remarks, and Notes”, p.468
Thomas Hobbes (1750). “The Moral and Political Works To which is Prefixed the Autors Life, Extracted from that Said to be Written by Himself ... Illustr. by the Ed. - London 1750”, p.122