Cita APA (7a ed.)

Lester, D. (1994). Challenges in Preventing Suicide. Death studies, 18(6), 623-639.

Cita Chicago Style (17a ed.)

Lester, David. "Challenges in Preventing Suicide." Death Studies 18, no. 6 (1994): 623-639.

Cita MLA (8a ed.)

Lester, David. "Challenges in Preventing Suicide." Death Studies, vol. 18, no. 6, 1994, pp. 623-639.