FRANKL, V. E. (1988). The will to meaning: Foundations and applications of Logotheraphy. Penguin Books.
Chicago-viite (17. p.)FRANKL, Viktor Emil. The Will to Meaning: Foundations and Applications of Logotheraphy. Penguin Books, 1988.
MLA-viite (9. p.)FRANKL, Viktor Emil. The Will to Meaning: Foundations and Applications of Logotheraphy. Penguin Books, 1988.
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