Index Theologicus

Cita APA (7a ed.)

Perkins, R. L., & Kierkegaard, S. (1985). The concept of anxiety. International Kierkegaard commentary.

Cita Chicago Style (17a ed.)

Perkins, Robert L., y Søren Kierkegaard. "The Concept of Anxiety." International Kierkegaard Commentary 1985.

Cita MLA (8a ed.)

Perkins, Robert L., y Søren Kierkegaard. "The Concept of Anxiety." International Kierkegaard Commentary, 1985.