Cita APA (7a ed.)

Lester, D. (1987). Substitution of method in suicide and homicide: A regional analysis. Psychological reports, 60(1), 278.

Cita Chicago Style (17a ed.)

Lester, David. "Substitution of Method in Suicide and Homicide: A Regional Analysis." Psychological Reports 60, no. 1 (1987): 278.

Cita MLA (8a ed.)

Lester, David. "Substitution of Method in Suicide and Homicide: A Regional Analysis." Psychological Reports, vol. 60, no. 1, 1987, p. 278.