Cita APA (7a ed.)

Frankl, V. E. (2000). Man's search for ultimate meaning. Perseus Pub.

Cita Chicago Style (17a ed.)

Frankl, Viktor E. Man's Search for Ultimate Meaning. Cambridge, Mass.: Perseus Pub, 2000.

Cita MLA (9a ed.)

Frankl, Viktor E. Man's Search for Ultimate Meaning. Perseus Pub, 2000.