Frankl, V. E. (1967). Psychotherapy and existentialism: Selected papers on logotherapy. Touchstone.
Chicago-čujuhus (17. p.)Frankl, Viktor E. Psychotherapy and Existentialism: Selected Papers on Logotherapy. New York: Touchstone, 1967.
MLA-čujuhus (9. p.)Frankl, Viktor E. Psychotherapy and Existentialism: Selected Papers on Logotherapy. Touchstone, 1967.
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