APA (7th ed.) Citation

Perkins, R. L. (1987). The Sickness unto death. Mercer University Press.

Chicago Style (17th ed.) Citation

Perkins, Robert L. The Sickness Unto Death. Macon, Ga.: Mercer University Press, 1987.

MLA (9th ed.) Citation

Perkins, Robert L. The Sickness Unto Death. Mercer University Press, 1987.