Milton, poet of duality : a study of semiosis in the poetry and the prose / R.A. Shoaf. Shoaf, R. A. (Richard Allen), 1948- Milton, John, 1608-1674 Criticism and interpretation. Duality (Logic) in literature. Semiotics and literature. Monism in literature. 821.4 SHM Includes index. New Haven, CT : Yale University Press, c1985. c1985. 1985 Text xiv, 225 p. ; eng