William Cowper, John William Cunningham, William Hayley (1835). “The Life and Works of William Cowper: His life and letters by William Hayley. Now first completed by the introduction of Cowper's private correspondence”, p.172
William Cowper, James Thomson (1851). “The Works of Cowper and Thomson: Including Many Letters and Poems Never Before Published in this Country : with a New and Interesting Memoir of the Life of Thomson”, p.122
William Cowper, Henry Stebbing (1869). “The Complete Poetical Works of William Cowper, Esq: Including the Hymns and Translations from Madame Guion, Milton, Etc. ; with a Memoir of the Author”, p.234
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.129