The Romantics on Shakespeare. London, Penguin. 1992.

Bradley, A. C. Shakespearean Tragedy : Lectures on Hamlet, Othello, King Lear, Macbeth. London, Macmillan. 1967.

Breton, N. Melancholike Humours. Ed. G.B Harrison. London, The Scholartis Press. 1929.

Burton, R. The Anatomy of Melancholy. London, Dent. 1972.

Cheung, L.-K. "Shakespeare and Kierkegaard: "Dread" in Macbeth." Shakespeare Quaterly 35(4): 430-39. 1984.

Cunningham, D. G. "Macbeth: The Tragedy of the Hardened Heart." Shakespeare Quarterly 14(1): 39-47. 1963.

Elliott, G. R. Dramatic Providence in Macbeth. Princeton, Princeton University Press. 1960.

Frye, R. M. The Renaissance Hamlet: Issues and Responses in 1600. Princeton, Princeton University Press. 1984

Gottschalk, P. The Meanings of Hamlet; Modes of Literary Interpretation Since Bradley. Albuquerque, University of New Mexico Press. 1972.

Jump, J. Shakespeare: Hamlet : a Casebook. London, Macmillan. 1968.

Kaufman, P. I. Prayer, Despair, and Drama: Elizabethan Introspection. Chicago, University of Illinois Press. 1996

Kierkegaard, S. Stages on Life's Way. London, Oxford University Press. 1945.

Kierkegaard, S. Kierkegaard's The Concept of Dread. London, Oxford University Press. 1946.

Kierkegaard, S. The Sickness unto Death. Princeton, Princeton University Press. 1980

Kierkegaard, S. Fear and Trembling. New York, Penguin. 1985.

King, W. N. Hamlet's Search for Meaning. Athens, GA, The University of Georgia Press. 1982.

Knights, L. C. Some Shakespearean Themes, and An Approach to 'Hamlet'. Stanford, Stanford University Press. 1966.

Levin, H. The Question of Hamlet. New York, Oxford University Press. 1959.

Luyster, R. W. Hamlet and Man's Being: The Phenomenology of Nausea. London, University Press of America. 1984.

McGee, A. The Elizabethan Hamlet. New Haven, Yale University Press. 1987

Prosser, E. Hamlet and Revenge. Stanford, California, Stanford University Press.1971

Scofield, M. The Ghosts of Hamlet. Cambridge, Cambridge University Press. 1980.

Shuger, D. K. Habits of Thought in the English Renaissance : Religion, Politics, and the Dominant Culture. Berkeley, University of California Press. 1990.

Snyder, S. "The Left Hand of God: Despair in Medieval and Reniassance Tradition." Studies in the Renaissance 12(18-59). 1965.

Stachniewski, J. The Persecutory Imagination: English Puritanism and the Literature of Religious Despair. Oxford, Clarendon Press. 1991.

Taylor, M. "The Conflict in Hamlet." Shakespeare Quarterly 22(2): 147-61. 1971.

Weitz, M. Hamlet and the Philosophy of Literary Criticism. London, Faber and Faber. 1965.

Wymer, R. Suicide and Despair in the Jacobean Drama. Brighton, Harvester. 1986.