APA (7th ed.) Citation

Frankl, V. E. (2004). On the theory and therapy of mental disorders: An introduction to logotherapy and existential analysis. Brunner-Routledge.

Chicago Style (17th ed.) Citation

Frankl, Viktor E. On the Theory and Therapy of Mental Disorders: An Introduction to Logotherapy and Existential Analysis. New York: Brunner-Routledge, 2004.

MLA (9th ed.) Citation

Frankl, Viktor E. On the Theory and Therapy of Mental Disorders: An Introduction to Logotherapy and Existential Analysis. Brunner-Routledge, 2004.