APA-viite

Blackham ,H.J. (1961). Six Existentialist Thinkers. Routledge, London.

Chicago-tyylinen lähdeviittaus

Blackham ,H.J. Six Existentialist Thinkers. Routledge, London: Routledge, London, 1961.

MLA-viite

Blackham ,H.J. Six Existentialist Thinkers. Routledge, London, 1961.