Gaya APA

Frankl, Victor E.. (2010). Feeling of Meaninglessness, The : A Challenge to Psychotherapy and Philosophy . Wisconsin, USA: Marquette University Press.

Gaya Chicago

Frankl, Victor E.. Feeling of Meaninglessness, The : A Challenge to Psychotherapy and Philosophy. Wisconsin, USA: Marquette University Press, 2010. Academic.

Gaya MLA

Frankl, Victor E.. Feeling of Meaninglessness, The : A Challenge to Psychotherapy and Philosophy. Wisconsin, USA: Marquette University Press, 2010. Academic.

Gaya Turabian

Frankl, Victor E.. Feeling of Meaninglessness, The : A Challenge to Psychotherapy and Philosophy. Wisconsin, USA: Marquette University Press, 2010. Academic.