Armstrong, Isobel. Victorian Poetry: Poetry, Poetics, and Politics. Routledge, London, 1993.

Browning, Robert. Selected Poetry and Prose. Routledge, London, 1991.

Campbell, Matthew. Rhythm and Will in Victorian Poetry. Cambridge University Press, Cambridge, 1999.

Crowder, A.B. Poets and Critics: Their Means and Meanings. Edwin Mellen Press, Lewiston, NY, 1993.

Gibson, Mary Ellis, ed. Critical Essays on Robert Browning. G.K. Hall & Co., New York, 1992.

Howe, Elisabeth A. The Dramatic Monologue. Twayne Publishers, New York, 1996.

Ryals, Clyde de L. The Life of Robert Browning: A Critical Biography. Blackwell, Oxford, 1993.

Williams, Raymond. The Country and the City. Hogarth Press, London, 1973.