APA Style

Kierkegaard, S. et al (1962). The Present Age and of the Difference between a Genius and an Apostle (Introduction to the Torchbook Edition). New York: Harper Torchbooks, The Cloister Library Harper & Row Publishers.

MLA Style

Kierkegaard, Soren. et al. "The Present Age and of the Difference between a Genius and an Apostle". Introduction to the Torchbook Edition New York: Harper Torchbooks, The Cloister Library Harper & Row Publishers, 1962. Text.