APA aipamena

Blackham, H. J. (1994). Six existentialist thinkers. Routledge.

Chicago Style aipamena

Blackham, H. J. Six Existentialist Thinkers. London: Routledge, 1994.

MLA aipamena

Blackham, H. J. Six Existentialist Thinkers. Routledge, 1994.