Gaya APA

Kierkegaard, S, A. et al (1983). The Sickness Unto Death: A Christian Psychological Exposition for Upbuilding and Awakening (First). Princeton, USA: Princeton University Press.

Gaya MLA

Kierkegaard, Soren, A.. et al. "The Sickness Unto Death: A Christian Psychological Exposition for Upbuilding and Awakening". First Princeton, USA: Princeton University Press, 1983. e-book.