Cita APA (7a ed.)

Landmark, J. D. (1987). Correlates of suicide attempts and ideation in schizophrenia. The British journal of psychiatry, 150, 18-20.

Cita Chicago Style (17a ed.)

Landmark, Johan Daniel. "Correlates of Suicide Attempts and Ideation in Schizophrenia." The British Journal of Psychiatry 150 (1987): 18-20.

Cita MLA (9a ed.)

Landmark, Johan Daniel. "Correlates of Suicide Attempts and Ideation in Schizophrenia." The British Journal of Psychiatry, vol. 150, 1987, pp. 18-20.