Styl cytowania APA

Redsand, A. (2006). Viktor Frankl: A life worth living. Clarion.

Styl cytowania Chicago

Redsand, Anna. Viktor Frankl: A Life Worth Living. New York: Clarion, 2006.

Styl cytowania MLA

Redsand, Anna. Viktor Frankl: A Life Worth Living. Clarion, 2006.