APA (7th ed.) Citation

Frankl, V. E. (2019). The doctor and the soul: From psychotherapy to logotherapy. Vintage Books.

Chicago Style (17th ed.) Citation

Frankl, Viktor E. The Doctor and the Soul: From Psychotherapy to Logotherapy. New York: Vintage Books, 2019.

MLA (9th ed.) Citation

Frankl, Viktor E. The Doctor and the Soul: From Psychotherapy to Logotherapy. Vintage Books, 2019.

Warning: These citations may not always be 100% accurate.