Edward Young, John Doran, James Nichols (1854). “The Complete Works, Poetry and Prose of the Rev. Edward Young, LL.D.: Revised and Collated with the Earliest Editions. To which is Prefixed A Life of the Author”, p.489
Samuel Johnson (2010). “Journey to the Hebrides: A Journey to the Western Islands of Scotland & The Journal of a Tour to the Hebrides”, p.24, Canongate Books