Frankl, V. E. (1967). Psychotherapy and existentialism: Selected papers on logotherapy. Touchstone.
芝加哥风格引文Frankl, Viktor E. Psychotherapy and Existentialism: Selected Papers on Logotherapy. New York: Touchstone, 1967.
MLA引文Frankl, Viktor E. Psychotherapy and Existentialism: Selected Papers on Logotherapy. Touchstone, 1967.
警告：这些引文格式不一定是100％准确.