APA (7th ed.) Citation

May, R., Angel, E., & Ellenberger, H. F. (1958). Existence: A new dimension in psychiatry and psychology. Simon and Schuster.

Chicago Style (17th ed.) Citation

May, Rollo, Ernest Angel, and Henri F. Ellenberger. Existence: A New Dimension in Psychiatry and Psychology. New York, New York: Simon and Schuster, 1958.

MLA (9th ed.) Citation

May, Rollo, et al. Existence: A New Dimension in Psychiatry and Psychology. Simon and Schuster, 1958.