Cita APA (7a ed.)

Varah, C. (1987). The Samaritans: Befriending the suicidal (Rev. ed.). Constable.

Cita Chicago Style (17a ed.)

Varah, Chad. The Samaritans: Befriending the Suicidal. Rev. ed. London: Constable, 1987.

Cita MLA (8a ed.)

Varah, Chad. The Samaritans: Befriending the Suicidal. Rev. ed. Constable, 1987.