Cita APA (7a ed.)

Frankl, V. E., & Gardner, G. (2008). Man's search for ultimate meaning (Unabridged.). Ascent Audio.

Cita Chicago Style (17a ed.)

Frankl, Viktor E., y Grover Gardner. Man's Search for Ultimate Meaning. Unabridged. Rego Park: Ascent Audio, 2008.

Cita MLA (8a ed.)

Frankl, Viktor E., y Grover Gardner. Man's Search for Ultimate Meaning. Unabridged. Ascent Audio, 2008.

Precaución: Estas citas no son 100% exactas.