John Milton, James Augustus St. John, Charles Richard Sumner (1872). “The Prose Works of John Milton ...: With a Preface, Preliminary Remarks, and Notes”, p.97
John Milton (1824). “The Poetical Works of John Milton: With Notes of Various Authors, Principally from the Edition of Thomas Newton, Charles Dunster, and Thomas Warton, to which is Prefixed, Newton's Life of Milton”, p.52